Insulin becomes generally available for use by people with diabetes. Date: April 15, 1923 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1923 📅 On This Day (Today)

First day of the Arab revolt in Mandatory Palestine. Date: April 15, 1936 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1936 📅 On This Day (Today)

World War II: In the Belfast Blitz, 200 bombers of the German Luftwaffe attack Belfast, killing some 1,000 people. Date: April 15, 1941 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1941 📅 On This Day (Today)

World War II: The George Cross is awarded "to the island fortress of Malta" by King George VI. Date: April 15, 1942 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1942 📅 On This Day (Today)

Bergen-Belsen concentration camp is liberated. Date: April 15, 1945 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1945 📅 On This Day (Today)

Jackie Robinson debuts for the Brooklyn Dodgers, breaking baseball's color line. Date: April 15, 1947 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1947 📅 On This Day (Today)

First flight of the Boeing B-52 Stratofortress. Date: April 15, 1952 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1952 📅 On This Day (Today)

McDonald's restaurant dates its founding to the opening of a franchised restaurant by Ray Kroc, in Des Plaines, Illinois. Date: April 15, 1955 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1955 📅 On This Day (Today)

At Shaw University in Raleigh, North Carolina, Ella Baker leads a conference that results in the creation of the Student Nonviolent Coordinating Committee, one of the principal organizations of the civil rights movement in the 1960s. Date: April 15, 1960 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this…

The EC-121 shootdown incident: North Korea shoots down a United States Navy aircraft over the Sea of Japan, killing all 31 on board. Date: April 15, 1969 Read more on Wikipedia → 📅 Other events on April 15 📅 Events on this day in 1969 📅 On This Day (Today)