may 7 new pope enthroned - dec 7 airport in rome shut for bomb alert

Bomb alert declared at Ciampino airport [link to networks.org]

On May 7, 1915, a German submarine sank the British ocean liner Lusitania, drowning 1,198 civilians. Over 100 U.S. citizens were among the dead.

On December 7, 1941, Japanese planes attacked the United States Naval Base at Pearl Harbor, Hawaii Territory killing more than 2,300 Americans. The U.S.S. Arizona was completely destroyed and the U.S.S. Oklahoma capsized. The attack sank three other ships and damaged many additional vessels. More than 180 aircraft were destroyed.

On May 7, 558 - In Constantinople, the dome of the Hagia Sophia collapses. Justinian I immediately orders the dome rebuilt.

On December 7, 1815 - Michel Ney, Marshal of France, is executed by firing squad, after been convicted of treason for his support of Napoleon Bonaparte.