Following the expiration of The British Mandate for Palestine, the Kingdom of Egypt, Transjordan, Lebanon, Syria, Iraq and Saudi Arabia invade Israel thus starting the 1948 Arab–Israeli War. Date: May 15, 1948 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1948 📅 On This Day (Today)

At Malden Island in the Pacific Ocean, Britain tests its first hydrogen bomb in Operation Grapple. Date: May 15, 1957 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1957 📅 On This Day (Today)

Project Mercury: The launch of the final Mercury mission, Mercury-Atlas 9 with astronaut Gordon Cooper on board. He becomes the first American to spend more than a day in space, and the last American to go into space alone. Date: May 15, 1963 Read more on Wikipedia → 📅 Other events on May 15 📅…

President Richard Nixon appoints Anna Mae Hays and Elizabeth P. Hoisington the first female United States Army generals. Date: May 15, 1970 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1970 📅 On This Day (Today)

The Ryukyu Islands, under U.S. military governance since its conquest in 1945, reverts to Japanese control. Date: May 15, 1972 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1972 📅 On This Day (Today)

Ma'alot massacre: Members of the Democratic Front for the Liberation of Palestine attack and take hostages at an Israeli school; a total of 31 people are killed, including 22 schoolchildren. Date: May 15, 1974 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1974 📅 On This…

Aeroflot Flight 1802 crashes near Viktorivka, Chernihiv Raion, Chernihiv Oblast, killing 52. Date: May 15, 1976 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1976 📅 On This Day (Today)

Soviet–Afghan War: After more than eight years of fighting, the Soviet Army begins to withdraw 115,000 troops from Afghanistan. Date: May 15, 1988 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1988 📅 On This Day (Today)

Édith Cresson becomes France's first female Prime Minister. Date: May 15, 1991 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1991 📅 On This Day (Today)

The Space Shuttle Atlantis launches on STS-84 to dock with the Russian space station Mir. Date: May 15, 1997 Read more on Wikipedia → 📅 Other events on May 15 📅 Events on this day in 1997 📅 On This Day (Today)