On 13 May 1846.
Because their racsist
The US Congress.
Because they wanted a little dick
For one, the message the US intercepted from Germans, meant for Mexico for Mexico to declare war against the US
Because of the Thornton Affair.
DID THE UNITED STATES DECLARE WAR ON GERMANY FIRST YES OR NO
Germany
RMS Lusitania was sunk by German U boatThe US did declare war on Germany during the World War 1 because Germany had offered Texas, California, Arizona and New Mexico to Mexico.
Telegraph (as in Zimmerman Telegram)
if texas was admitted to the union, mexico would declare war on the us
they didnt, we declared war on them for attacking us. they "provoked" us to declare war, though we provoked them first by taking away their oil
Initially, the US was to remain neutral in World War I but in 1917 Germany attempted to form and alliance with Mexico. Also, Germany began sinking US ships. These events led the US to declare war on April 6, 1917.