Complex sentence: His most famous campaign in the Cuban War of Independence was his invasion of Western Cuba when his troops, mostly Afro-Cubans on foot and horseback, covered more than 1,000 miles in 92 days and fought the enemy in 27 separate encounters.
Split into simpler sentences: His most famous campaign in the Cuban War of Independence was his invasion of Western Cuba when his troops, mostly Afro-Cubans on foot and horseback. He covered more than 1,000 miles in 92 days and fought the enemy in 27 separate encounters.