congress can not declare war
deficit financing is not a foreign affairs power given to congress.
Power was given to Congress in order to make sure that power was not concentrated on the President alone. Congressional power is a check on the president's power.
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The elastic clause
The power that is given to congress is the ability to borrow money.
power to declare war
Yes
Government
Congress can impeach a president.
The elastic clause, which gives the Congress the power of executing "foregoing powers."
expressly given to that body in the Constitution.
In the US, that power is given to Congress. Last used in decemeber 1941.