Final answer:
The Bladensburg Races occurred when the U.S. Army tried to get to a defensive position before the British during the War of 1812.
Step-by-step explanation:
The Bladensburg Races occurred when the U.S. Army attempted to get to a good defensive position before the British during the War of 1812. The U.S. Army wanted to halt the British advance and protect the capital city of Washington, D.C. However, they quickly retreated, allowing the British to capture and burn down the city, including important buildings like the White House and the Capitol.
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