Kuwait, to Iraq's southwest, was conquered by Iraq in 1990.
Kuwait was invaded in 1990 by Iraq who claimed they had been stealing oil by drilling diagonally under the ground and also probably because Iraq did not want to repay the large amount of money they had borrowed from the Kuwaitis during the Iran-Iraq war.
The US and a coalition of other nations then retaliated against Iraq in what is commonly referred to as the Gulf War.
1990 to 1991 Kuwait.
Xerxes I.
Kuwait
That was Kuwait.
Xerxes I.
King Xerxes I led the expedition to Greece in 480-479 which was driven back by the combined forces of the southern Greek city-states.
Canada
Alexander the Great invaded and conquered the Persian Empire in the year 334BC
To make his people happy
Wrong country. IRAQ invaded Kuwait. Not Iran.
Philip of Macedonia, being assassinated on the eve of his departure.
Iraq did not invade Turkey. Iraq invaded Kuwait which caused the Gulf War.