University of Louisvilles McCo has put together a list of the Top 10 Biggest Blunders by American Presidents. Check out the list below.
1

James Buchanan did not do enough to oppose efforts by Southern states to secede from the Union before the Civil War
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2

Andrew Johnsons decision just after the Civil War to side with Southern whites and oppose improvements in justice for Southern blacks beyond abolishing slavery
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3

Lyndon Johnson for allowing the Vietnam War to intensify
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4

Woodrow Wilsons refusal to compromise on the Treaty of Versailles after World War I
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5

Richard Nixons involvement in the Watergate cover-up
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6

James Madisons failure to keep the United States out of the War of 1812 with Britain
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7

Thomas Jeffersons Embargo Act of 1807, a self-imposed prohibition on trade with Europe during the Napoleonic Wars
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8

John F. Kennedy allowing the Bay of Pigs Invasion that led to the Cuban Missile Crisis
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9

Ronald Reagan and the Iran-Contra Affair, the effort to sell arms to Iran and use the money to finance an armed anti-communist group in Nicaragua
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10

Bill Clintons Monica Lewinsky scandal distracted America in the era of mass media, but it affected Clintons presidency more than it did American history and the public
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