Germany declared war on France and sent its first wave of troops to Belgium to start the attack.
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The American Dental Association was founded in Niagara Falls, New York.
'No Matter What' by Irish boy band Boyzone was released.
Christopher Columbus set sail on his first voyage from Palos de la Frontera, Spain.
The Anglican Church of America approved a gay bishop.
President Barack Obama announced his Clean Power Plan to take action on climate change.