* 1980-1988: Iran-Iraq War
The United States supported Iraq during the Iran-Iraq War, providing financial aid and military equipment.
* 1990-1991: Gulf War
Iraq invaded Kuwait in 1990, leading to the Gulf War. The United States and its allies defeated Iraq and forced it to withdraw from Kuwait.
* 1991-2003: UN sanctions on Iraq
After the Gulf War, the United Nations imposed sanctions on Iraq in an attempt to prevent it from developing weapons of mass destruction. The sanctions were lifted in 2003.
* 2003: US-led invasion of Iraq
In 2003, the United States and its allies invaded Iraq, overthrowing Saddam Hussein's regime. The invasion was based on the false premise that Iraq had weapons of mass destruction.
* 2003-2011: US occupation of Iraq
The United States occupied Iraq from 2003 to 2011. During the occupation, the US military fought against various insurgent groups.
* 2011-present: US military presence in Iraq
The United States withdrew most of its troops from Iraq in 2011, but a small number of troops remain in the country to assist the Iraqi government.
The US involvement in Iraq has been controversial, with many critics arguing that the invasion was unnecessary and has led to instability in the region.