Theft of Mona Lisa is discovered - 1911
Battles of the Frontiers fought near Ardennes and Charleroi - 1914
The seeds of the United Nations are planted - 1944
Hawaii becomes 50th state - 1959
Nixon meets with South Korean President - 1969
Theft of Mona Lisa is discovered - 1911
Battles of the Frontiers fought near Ardennes and Charleroi - 1914
The seeds of the United Nations are planted - 1944
Hawaii becomes 50th state - 1959
Nixon meets with South Korean President - 1969