A bipartisan pair in the House and a Democrat in the Senate have moved to force votes in the coming days on requiring congressional approval before U.S. troops could take offensive action against Iran.

A Democratic senator introduced legislation on Monday to prevent U.S. President Donald Trump from using military force against Iran without Congress's authorization, as an escalating battle between Israel and Iran raised fears of broader conflict.

Many analysts have warned about the rising potential for conflict, which could easily draw in the U.S. even if it would rather not.