Which nation the united states invade iraq in 2003? great britain canada germany france

Great Britain

Explanation:

In 2003, the United States decided to attack Iraq. The reasons were numerous, though officially it was standing that it is because Iraq had and had been developing more chemical weapons. That turned out not to be true, but the United States administration had already made its mind, so it attacked. Three countries helped the United States in the invasion of Iraq in 2003, all of which members of NATO. The countries that got involved in this invasion were Great Britain, Australia, and Poland.

Great Britain

each played a major role in ending the cold war.