2nd January » A bomb blast at Samastipur, Bihar, India, fatally wounds Minister of Railways (India) named Minister of Railways Lalit Narayan Mishra.
2nd January » Bangladeshi Marxist leader Siraj Sikder is arrested and dies while in police custody.
5th January » The Tasman Bridge in Tasmania, Australia, Tasman Bridge disaster or is struck by the bulk ore carrier 'Lake Illawarra', killing twelve people.
8th January » Ella T. Grasso becomes List of Governors of Connecticut known as Governor of Connecticut, the first woman to serve as a Governor in the United States other than by succeeding her husband.
14th January » Teenage heiress Murder of Lesley Whittle known as Lesley Whittle is kidnapped by Donald Neilson, 'aka' "the Black Panther".
15th January » The Alvor Agreement is signed, ending the Angolan War of Independence and giving Angola independence from Portugal.
19th January » An 1975 Kinnaur earthquake called earthquake strikes Himachal Pradesh, India
30th January » The Monitor National Marine Sanctuary is established as the first United States National Marine Sanctuary.
4th February » 1975 Haicheng earthquake named Haicheng earthquake (magnitude 7.3 on the Richter magnitude scale known as Richter scale) occurs in Haicheng, Liaoning, China.
5th February » Riots break in Lima called Lima, Peru after the police forces go on strike February 4 called the day before. The uprising (locally known as the 'Limazo') is bloodily suppressed by the military dictatorship.
6th February » Kankesanthurai Electoral District by-election, 1975 or A crucial by-election is held in Kankesanthurai, Sri Lanka.
9th February » The Soyuz 17 Soviet Union known as Soviet spacecraft returns to Earth.
21st February » Watergate scandal: Former United States Attorney General John N. Mitchell and former White House aides H. R. Haldeman and John Ehrlichman are sentenced to prison.
28th February » In London an underground train Moorgate tube crash called fails to stop at Moorgate terminus station and crashes into the end of the tunnel, killing 43 people.
5th March » First meeting of the Homebrew Computer Club
6th March » For the first time the Zapruder film of the John F. Kennedy assassination e.g assassination of John F. Kennedy is shown in motion to a national TV audience by Robert J. Groden and Dick Gregory.
6th March » 1975 Algiers Agreement named Algiers Accord: Iran and Iraq announce a settlement of their border dispute.
10th March » Vietnam War: 1975 Spring Offensive known as Ho Chi Minh Campaign - North Vietnamese troops Battle of Ban Me Thuot named attack Ban Mê Thuột, South Vietnam, on their way to capturing Saigon on the final push for victory over South Vietnam.
11th March » Vietnam War: North Vietnamese and Viet Cong guerrilla forces Battle of Ban Me Thuot establish control over Buôn Ma Thuột Ban Me Thuot commune from the Army of the Republic of Vietnam South Vietnamese army.
22nd March » A fire at the Browns Ferry Nuclear Power Plant in Decatur, Alabama causes a dangerous reduction in cooling water levels.
25th March » Faisal of Saudi Arabia is shot and killed by a mental illness named mentally ill nephew.
26th March » The Biological Weapons Convention comes into force.
27th March » Construction of the Trans-Alaska Pipeline System begins.
2nd April » Vietnam War: Thousands of civilian refugees flee from Quảng Ngãi Province in front of advancing North Vietnamese troops.
3rd April » Bobby Fischer refuses to play in a chess match against Anatoly Karpov, giving Karpov the title of World Champion by default.
4th April » Microsoft is founded as a partnership between Bill Gates and Paul Allen in Albuquerque, New Mexico
4th April » Vietnam War: Operation Baby Lift A United States Air Force Lockheed C-5 Galaxy or Lockheed C-5A Galaxy transporting orphans, crashes near Saigon, South Vietnam shortly after takeoff; 172 die.
9th April » The first game of the Philippine Basketball Association, the second oldest professional basketball league in the world.
13th April » Bus massacre in Lebanon: An attack by the Kataeb Party e.g Phalangist resistance kills 26 militia members of the Popular Front for the Liberation of Palestine, marking the start of the 15-year Lebanese Civil War.
17th April » The Cambodian Civil War ends. The Khmer Rouge captures the capital Phnom Penh and Khmer National Armed Forces named Cambodian government forces surrender.
21st April » Vietnam War: President of South Vietnam Nguyen Van Thieu flees Ho Chi Minh City named Saigon, as Xuan Loc, the last South Vietnamese outpost blocking a direct North Vietnamese assault on Saigon, falls.
25th April » As North Vietnamese Army called North Vietnamese forces close in on the South Vietnamese capital (political) or capital Saigon, the Australian Embassy is closed and evacuated, almost ten years to the day since the first Australian troop commitment to Sout
28th April » General Cao Van Vien, chief of the Army of the Republic of Vietnam called South Vietnamese military, departs for the US as the North Vietnamese Army Ho Chi Minh Campaign known as closed in on victory.
29th April » Vietnam War: Operation Frequent Wind: The U.S. begins to evacuate U.S. citizens from Saigon prior to an expected North Vietnamese takeover. U.S. involvement in the war comes to an end.
30th April » Fall of Saigon: Communist forces gain control of Saigon. The Vietnam War formally ends with the unconditional surrender of South Vietnamese president Dương Văn Minh.
10th May » Sony introduces the Betamax videocassette recorder in Japan.
12th May » Mayagüez incident: The Cambodian navy seizes the American merchant ship SS named Mayaguez in international waters.
16th May » India annexes Sikkim after the mountain state holds a referendum in which the popular vote is in favor of merging with India.
16th May » Junko Tabei becomes the first woman to reach the summit of Mount Everest.
27th May » Dibbles Bridge Coach Crash near Grassington, in North Yorkshire, England, kills 33 – the highest ever death toll in a road accident in the United Kingdom.
28th May » Fifteen West African countries sign the Treaty of Lagos, creating the Economic Community of West African States.
4th June » The Governor of California Jerry Brown signs the California Agricultural Labor Relations Act into law, the first law in the U.S. giving farmworkers collective bargaining rights.
5th June » The Suez Canal opens for the first time since the Six-Day War.
5th June » The United Kingdom holds its first country-wide United Kingdom European Communities membership referendum, 1975 e.g referendum on remaining in the European Economic Community (EEC).
7th June » 1975 Cricket World Cup called The inaugural Cricket World Cup began in England.
25th June » Prime Minister Indira Gandhi has a state of The Emergency (India) named internal Emergency declared in India.
26th June » Two FBI agents and a member of the American Indian Movement are killed in a shootout on the Pine Ridge Indian Reservation in South Dakota; Leonard Peltier is later convicted of the murders in a controversial trial.
29th June » Steve Wozniak tested his first prototype of Apple I computer.
5th July » Arthur Ashe becomes the first black man to win the The Championships, Wimbledon e.g Wimbledon singles title.
5th July » Cape Verde gains its independence from Portugal.
6th July » The Comoros declares independence from France.
12th July » São Tomé and Príncipe declare independence from Portugal.
15th July » Space Race: Apollo–Soyuz Test Project features the dual launch of an Apollo program Apollo spacecraft and a Soyuz (spacecraft) Soyuz spacecraft on the first joint Soviet-United States human-crewed flight. It was both the last launch of an Apollo spacecraf
17th July » Apollo–Soyuz Test Project: An American Apollo program e.g Apollo and a Soviet Soyuz (spacecraft) known as Soyuz spacecraft dock with each other in orbit marking the first such link-up between spacecraft from the two nations.
30th July » Jimmy Hoffa disappears from the parking lot of the Machus Red Fox restaurant in Bloomfield Hills, Michigan, a suburb of Detroit, at about 2:30 p.m. He is never seen or heard from again, and will be declared legally dead on this date in 1982.
1st August » Helsinki Accords called CSCE Final Act creates the Organization for Security and Co-operation in Europe named Conference for Security and Co-operation in Europe.
11th August » East Timor: Governor Mário Lemos Pires of Portuguese Timor abandons the capital Dili, following a coup by the Timorese Democratic Union (UDT) and the outbreak of civil war between UDT and Revolutionary Front for an Independent East Timor or Fretilin.
14th August » 'The Rocky Horror Picture Show', the longest-running release in film history, opens at the USA Theatre in Westwood, Los Angeles, California.
15th August » Takeo Miki makes the first official pilgrimage to Yasukuni Shrine by an incumbent Prime Minister of Japan named prime minister on the anniversary of the end of World War II.
20th August » Viking program e.g Viking Program: NASA launches the 'Viking 1' planetary probe toward Mars.
27th August » The Governor of Portuguese Timor abandons its capital, Dili, and flees to Atauro Island, leaving control to a rebel group.
4th September » The Sinai Interim Agreement relating to the Arab–Israeli conflict is signed.
5th September » Sacramento, California: Lynette Fromme attempts to assassinate U.S. President Gerald Ford.
8th September » Gays in the military: United States Air Force named US Air Force Tech Sergeant Leonard Matlovich, a decorated veteran of the Vietnam War, appears in his Air Force uniform on the cover of 'Time (magazine) called Time' magazine with the headline "I Am A Hom
14th September » The first American saint, Elizabeth Ann Seton, is canonized by Pope Paul VI.
15th September » The French Departments of France e.g department of "Corsica named Corse" (the entire island of Corsica) is divided into two: Haute-Corse (Upper Corsica) and Corse-du-Sud (Southern Corsica)
16th September » Papua New Guinea gains independence from Australia.
16th September » The Cape Verde Islands, Mozambique, and São Tomé and Príncipe join the United Nations.
16th September » The first prototype of the Mikoyan MiG-31 interceptor makes its maiden flight.
18th September » Patty Hearst is arrested after a year on the FBI Most Wanted List.
22nd September » Sara Jane Moore tries to assassinate U.S. President Gerald Ford, but is foiled by Oliver Sipple.
28th September » The Spaghetti House siege, in which nine people are taken hostage, takes place in London.
30th September » The Hughes Helicopters named Hughes (later McDonnell Douglas, now Boeing) AH-64 Apache makes its first flight.
1st October » The Seychelles gain internal self-government. The Ellice Islands split from Gilbert Islands and take the name Tuvalu.
1st October » Thrilla in Manila: Muhammad Ali defeats Joe Frazier in a boxing match in Manila, Philippines.
5th October » Operation Primicia: terrorist attack against a Military Regiment at Formosa, Argentina.
10th October » Papua New Guinea joins the United Nations.
11th October » The NBC sketch comedy/variety show 'Saturday Night Live' debuts with George Carlin as the host and Andy Kaufman, Janis Ian and Billy Preston as guests.
16th October » The Balibo Five, a group of Australian television journalists based in the town of Balibo in the then Portuguese Timor (now East Timor), are killed by Indonesian troops.
16th October » Rahima Banu, a two-year old girl from the village of Kuralia in Bangladesh, is the last known person to be infected with naturally occurring smallpox.
22nd October » The Soviet unmanned space mission Venera 9 lands on Venus.
3rd November » Syed Nazrul Islam, A. H. M. Qamaruzzaman, Tajuddin Ahmad, and Muhammad Mansur Ali, Bangladeshi politicians and Sheikh Mujibur Rahman loyalists, murdered in the Dhaka Central Jail.
6th November » Green March begins: 300,000 unarmed Morocco called Moroccans converge on the southern city of Tarfaya and wait for a signal from King Hassan II of Morocco to cross into Western Sahara.
7th November » In Bangladesh, a joint force of people of Bangladesh people and Military of Bangladesh soldiers takes part in an Rebellion uprising led by Col. Taher Col. Abu Taher that ousts and kills Khaled Mosharraf Brig. Khaled Mosharraf, freeing the then House arres
10th November » The 729-foot-long freighter SS called Edmund Fitzgerald sinks during a storm on Lake Superior, killing all 29 crew on board.
10th November » United Nations General Assembly Resolution 3379 e.g United Nations Resolution 3379: United Nations General Assembly approves a resolution equating Zionism with racism (the resolution is repealed in December 1991 by UN General Assembly Resolution 4686 know
11th November » Australian constitutional crisis of 1975: Australian Governor-General of Australia Governor-General Sir John Kerr (Governor-General) John Kerr dismisses the government of Gough Whitlam, appoints Malcolm Fraser as caretaker Prime Minister of Australia Prim
11th November » Independence of Angola.
12th November » The Comoros joins the United Nations.
22nd November » Juan Carlos I of Spain called Juan Carlos is declared List of Spanish monarchs e.g King of Spain following the death of Francisco Franco.
25th November » Suriname gains independence from the Netherlands.
27th November » The Provisional IRA assassinates Ross McWhirter, after a news conference e.g press conference in which McWhirter had announced a reward for the capture of those responsible for multiple bombings and shootings across England.
28th November » East Timor declares its independence from Portugal.
29th November » Graham Hill and Tony Brise, along with three other members of the Embassy Hill F1 team, were killed when their plane crashed at Arkley golf course, England, in thick fog.
6th December » The Troubles: Fleeing from the police, a Provisional Irish Republican Army called Provisional IRA unit takes a couple hostage in Balcombe Street, London, beginning a Balcombe Street Siege called six-day siege.
7th December » Indonesian invasion of East Timor: The invasion begins.
19th December » John Paul Stevens is appointed a justice of the Supreme Court of the United States.
29th December » A bomb LaGuardia Airport Accidents and incidents called explodes at LaGuardia Airport in New York City named New York, New York, killing 11 people and injuring 74.