The Berlin Airlift, a US-UK effort to circumvent a Soviet blockade of allied-occupied West Berlin, ended on September 30, 1949. After the Soviet Union cut off supply access to West Berlin, the US and UK sent necessities to the enclave by air. The effort ended four months after the Soviet Union ended the Berlin blockade. Learn more about the Berlin Airlift.

On September 30, 1946, the international military tribunal constituted by the Allied powers in Nuremberg, Germany, found 22 Nazi leaders guilty of war crimes committed during World War II.

On September 30, 2004, the pharmaceutical company, Merck, pulled its arthritis drug, Vioxx from the worldwide market, due to strokes and heart attacks in patients, but the move did not stop over 45,000 former users and their families from suing Merck. The plaintiffs, however, have struggled to collect damages awarded to them in successful litigations. Learn more about the plaintiffs in these suits from the New York Times.