Complex sentence: It was also the scene of the largest battle of the U.S.-Afghan War to date: the Battle of Shah-i-Kot took place during Operation Anaconda, which began on March 2nd 2002.
Split into simpler sentences: It was also the scene of what was then the largest battle of the U.S.-Afghan War to date. The Battle of Shah-i-Kot took place during Operation Anaconda, which began on March 2nd 2002.