Germany invaded France during WWII.
The Germans weren’t prepared for the resistance they found in France south of Somme.
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The US Neutrality Act was enacted.
Uncle Tom's Cabin, an anti-slavery novel by Harriet Beecher, was first published.
Serbia declared its independence from the State Union of Serbia and Montenegro.
Sirhan Sirhan assassinated Robert F. Kennedy, the late President Kennedy's younger brother.
Registration of US men aged between 21 and 31 began for troops for WWI.