Speculation on US Government's Knowledge of Pearl Harbor Attacks
TLDR Speculation has arisen about whether the US government had advanced knowledge of the Pearl Harbor attacks, but there is no evidence to suggest that anyone in the US government had such knowledge. Despite investigations finding incompetence and failures in communication, historians agree that no one had knowledge of the attack before it happened.
Timestamped Summary
00:00
Speculation has arisen about whether the US government had advanced knowledge of the Pearl Harbor attacks.
02:18
The American attitude towards war before Pearl Harbor was strongly in favor of remaining neutral, but eventually resulted in the Lend-Lease Act in 1941 which provided support for countries like France, Britain, and China.
04:24
The United States put economic pressure on Japan through an embargo, which some argue provoked Japan into attacking Pearl Harbor.
06:23
Japan attacked the United States at Pearl Harbor in order to prevent the US from interfering with their invasion of Southeast Asia, but there were indications that war with Japan was expected and some officials wanted Japan to attack first.
08:25
The United States had knowledge that war with Japan was imminent and there were indications that they wanted Japan to commit an overt act of war, but there is no evidence that they had specific knowledge of the attack on Pearl Harbor.
10:38
There is a consensus among historians that no one in the US government or intelligence services had knowledge of the plans for the attack on Pearl Harbor before it happened, despite the widespread belief that war with Japan was inevitable.
12:40
There is no evidence to suggest that anyone in the US government had advanced knowledge of the Pearl Harbor attack, despite investigations finding incompetence and failures in communication.