Aymen Hussein steered home a second-half winner to see the Iraqis become the 48th and last team to qualify for the tournament in Canada, Mexico and the U.S.
Iraq qualifies for World Cup with win over Bolivia
Iraq grabbed the last available place at the World Cup by beating Bolivia 2-1 in their inter-confederation playoff, sealing their return to the finals after a 40-year absence.
Ali Al Hamadi handed Iraq a 10th-minute lead at the Monterrey Stadium but Bolivia was level at the break through Moises Paniagua.
Iraq will compete in Group I at the 11 June to 19 July World Cup along with France, Norway and Senegal.
