Complex sentence: In the colonial Seven Years'War (1756--1763), the rifle-armed Rogers' Rangers wore gray or green uniforms, a tradition continued by British Rifle Regiments who adopted rifle green for the Napoleonic Wars.
Split into simpler sentences: In the colonial Seven Years'War (1756--1763), the rifle-armed Rogers' Rangers wore gray or green uniforms. The tradition was continued by British Rifle Regiments who adopted rifle green for the Napoleonic Wars.