What ensued was the longest, bloodiest and deadliest battle for US troops in Somalia. The Siege of Budapest was one of the bloodiest sieges of World War II. The sacking of Urgench is considered one of the bloodiest massacres in human history. This was the bloodiest and costliest Indian war in United States history. It ranks as one of the longest and bloodiest battles of the entire war. Okinawa was the bloodiest battle of the Pacific War. The battle was one of the bloodiest of the war. Arklow was the site of one of the bloodiest battles of the 1798 rebellion. Kohima was the site of one of the bloodiest battles of World War II. The Kalinga War included one of the largest and bloodiest battles in Indian history. During World War II, Crimea was a scene of some of the bloodiest battles. It was the location of one of the bloodiest battles of the 1798 rebellion. This hacienda was a site of one of the bloodiest battles of the Caste War. The Liberian civil war was one of Africa's bloodiest. The Cambodian civil war led to the Cambodian genocide, one of the bloodiest in history.