The Battle of Basra lasted from 21 March to 6 April 2003 and was one of the first battles of the 2003 invasion of Iraq. The British 7 Armoured Brigade fought their way into Iraq's second-largest city, Basra, on 6 April coming under constant attack by the Iraqi Army 51st Division and Fedayeen Saddam, while elements of the British Parachute Regiment cleared the 'old quarter' of the city that was inaccessible to vehicles. Entering Basra had only been achieved after two weeks of conflict, which included the biggest tank battle of the war by British forces when the Royal Scots Dragoon Guards destroyed 14 abandoned Iraqi tanks on the 27 March.

La batalla de Nasiriya fue un enfrentamiento militar entre el 23 y 29 de marzo de 2003 durante la invasión de Irak, se enfrentaron las fuerzas estadounidenses a fuerzas iraquíes atrincheradas en la ciudad, que era un objetivo importante ya que se trataba de un punto de comunicaciones clave del centro del país. Otros elementos permanecieron en la ciudad para combatir a sus defensores, quienes opusieron una tenaz resistencia e infligieron varias decenas de bajas a las fuerzas de la coalición, más que en la mayoría de las demás batallas durante la invasión. La resistencia cesó el 1 de abril.

La batalla de Um Kasar fue el primer combate terrestre cuerpo a cuerpo de la 2ª Guerra del Golfo. El 21 de marzo de 2003, paralelamente al comienzo de la Operación Conmoción y Pavor en Bagdad, tropas de la coalición asaltaban la ciudad portuaria de Um Kasar. El valor estratégico de esta plaza era clave, al tratarse del único puerto marítimo de calado profundo que existe en Irak, situado en aguas del golfo Pérsico. La entrada de tropas se hizo paralelamente desde el mar y cruzando por tierra desde territorio de Kuwait.

La batalla de Al Fao fue una de las primeras que tuvieron lugar en la guerra de Irak. Los primeros objetivos de la invasión de Irak de 2003 eran asegurar el puerto de Um Kasar, y hacer lo propio con las plataformas de gas y petróleo de la península de Al Faw. Se quería evitar así que los pozos petrolíferos fueran incendiados en la retirada de las tropas irakíes tal como ocurrió durante la guerra del Golfo.

The Battle of Najaf was a major battle in the 2003 U.S. invasion of Iraq. The first stage of the battle was fought when the U.S. 3rd Infantry Division fought to surround the town. The second stage was fought when soldiers from the U.S. 101st Airborne Division fought to clear and secure the city.

Operation Viking Hammer was an unconventional warfare operation during the Iraq War which took place in northern Iraq, commonly known as Iraqi Kurdistan. The goal of the operation was to eliminate Ansar al-Islam and dismantle the Islamic Emirate of Kurdistan. Ansar al-Islam was established by former Al-Qaeda members in 2001 as a Kurdish Salafist movement that imposed a strict application of Sharia in villages it controlled.

The Battle of Samawah took place during the 2003 invasion of Iraq as American troops fought to clear the city of Iraqi forces. The city had been bypassed during the advance on Baghdad, leaving the task of clearing it to American paratroopers of the 82nd Airborne Division with mechanized infantry and armor provided by units of the 1st Battalion, 41st Infantry Regiment, and 2-70th Armor Battalions, along with 3rd platoon 59th Chemical Company tasked with finding and removing any potential chemical or biological weapons. The battle was the largest sustained urban combat that paratroopers of the 82nd Airborne had been involved in since World War II.

Operation Northern Delay occurred on 26 March 2003 as part of the 2003 U.S. invasion of Iraq. It involved dropping paratroopers into Northern Iraq. It was the last large-scale combat parachute operation conducted by the U.S. military since Operation Just Cause.