Sri Chinmoy gave a series of 6 lectures at Columbia University, New York.
The last US troops left South Vietnam, ending America’s direct military involvement in the Vietnamese War. The War had resulted in the deaths of 58,167 Americans, 1.1 million North Vietnamese and Viet Cong and 2 million civilians.
Mother Teresa was awarded the inaugural Templeton Prize for Progress in Religion.
The first handheld cellular phone call was made by Martin Cooper in New York City.
A ribbon cutting ceremony was held to mark the completion of the Twin Towers of the World Trade Center. They became the tallest buildings in the world.
An article about Sri Chinmoy appeared in The New York Times.
The Sears Tower in Chicago was completed. It became the tallest building in the world, surpassing the World Trade Center Towers.