<Ul> <Li> NATO: A contingent of around 150 advisers under the separate command NATO Training Mission--Iraq (withdrawn 12 / 11) </Li> <Li> United States: 150,000 invasion 165,000 peak (withdrawn 12 / 11) </Li> <Li> United Kingdom: 46,000 invasion (withdrawn 5 / 11) </Li> <Li> Australia: 2,000 invasion (withdrawn 7 / 09) </Li> <Li> Romania: 730 peak (deployed 7 / 03; withdrawn 7 / 09) </Li> <Li> El Salvador: 380 peak (deployed 8 / 03; withdrawn 1 / 09) </Li> <Li> Estonia: 40 troops (deployed 6 / 05; withdrawn 1 / 09) </Li> <Li> Bulgaria: 485 peak (deployed 5 / 03; withdrawn 12 / 08) </Li> <Li> Moldova: 24 peak (deployed 9 / 03; withdrawn 12 / 08) </Li> <Li> Albania: 240 troops (deployed 4 / 03; withdrawn 12 / 08) </Li> <Li> Ukraine: 1,650 peak (deployed 8 / 03; withdrawn 12 / 08) </Li> <Li> Denmark: 545 peak (deployed 4 / 03; withdrawn 12 / 08) </Li> <Li> Czech Republic: 300 peak (deployed 12 / 03; withdrawn 12 / 08) </Li> <Li> South Korea: 3,600 peak (deployed 5 / 03; withdrawn 12 / 08) </Li> <Li> Tonga: 55 troops (deployed 7 / 04; withdrawn 12 / 08) </Li> <Li> Azerbaijan: 250 peak (deployed 8 / 03; withdrawn 12 / 08) </Li> <Li> Singapore: 175 offshore (deployed 12 / 03; withdrawn 12 / 08) </Li> <Li> Bosnia and Herzegovina: 85 peak (deployed 6 / 05; withdrawn 11 / 08) </Li> <Li> Macedonia: 77 peak (deployed 7 / 03; withdrawn 11 / 08) </Li> <Li> Latvia: 136 peak (deployed 5 / 03; withdrawn 11 / 08) </Li> <Li> Poland: 200 invasion--2,500 peak (withdrawn 10 / 08) </Li> <Li> Kazakhstan: 29 troops (deployed 9 / 03; withdrawn 10 / 08) </Li> <Li> Armenia: 46 troops (deployed 1 / 05; withdrawn 10 / 08) </Li> <Li> Mongolia: 180 peak (deployed 8 / 03; withdrawn 09 / 08) </Li> <Li> Georgia: 2,000 peak (deployed 8 / 03; withdrawn 8 / 08) </Li> </Ul> <Li> NATO: A contingent of around 150 advisers under the separate command NATO Training Mission--Iraq (withdrawn 12 / 11) </Li> <Li> United States: 150,000 invasion 165,000 peak (withdrawn 12 / 11) </Li> <Li> United Kingdom: 46,000 invasion (withdrawn 5 / 11) </Li>

Who was involved in the war in iraq