A rally and march to protest the U.S. war and occupation in Iraq will begin at 12:30 p.m. today at Library Mall. The rally observes the fourth anniversary of the U.S. invasion of Iraq. Members of the Madison Area Peace Coalition say the rally will include music, spoken word performance and street theater. The march will leave Library Mall at 1:30 p.m. This event is being held in conjunction with other anti-war demonstrations around the state and country.