The military strikes against Iran have sparked intense debate in Congress. U.S. lawmakers are not only split on whether to ...

The United States has officially declared war 11 times in the nation’s history, the first time for the War of 1812 and most recently for World War II. According to the U.S. Constitution, Congress has ...

Lawmakers, rather than exert their own authority, are set to beat back efforts in the Senate Wednesday and the House on Thursday to require a debate and vote to authorize Trump’s war.

The Trump administration’s recent moves mark a new stage in the long history of presidents seeking to expand their authority to decide whether American troops should be deployed.

The Constitution clearly grants Congress, not the president, the power to declare war. Thus, most defenders of President ...

Who has the power to declare war? As leaders use the word "war" in reference to Iran, here's what the Constitution says about ...

The U.S. Constitution gives Congress the sole power to declare war, but since 1973, every president has used the War Powers ...

Congress will vote this week on whether to authorize President Donald Trump's war in Iran. It may not matter, experts say.