1970

 Vietnam War: American and South Vietnamese forces begin attacking into Cambodia

American Soldiers Accused of Murdering Entire Town of Vietnamese Civilians

Palestinian Group Hijacks Five Planes

1971

 Indo-Pakistani War of 1971: The war begins when India intervenes in the Bangladesh Liberation War


1972

 Vietnam War: The People's Army of North Vietnam begins the Easter Offensive


1973


 Vietnam War: The Paris Peace Accords are signed ending US involvement in the conflict


 Yom Kippur War: After initial losses, Israel defeats Egypt and Syria


1975

 Vietnam War: Following the fall of Saigon, South Vietnam surrenders ending the war

Civil War in Lebanon

1976

International Terrorism: Israeli commandoes land at Entebbe Airport in Uganda and rescue the passengers of Air France Flight 139

North and South Vietnam Join to Form the Socialist Republic of Vietnam

1979

Iran Takes American Hostages in Tehran

 Soviet-Afghan War: Soviet airborne forces enter Afghanistan beginning the conflict. The US supports the Afghanistan soldiers.



Source: About.com