Complex sentence: The red cross appears on the Norwegian flag and alludes to the 3d Battalion (99th Infantry Battalion), constituted and activated in 1942, and composed of the citizens of Norway living in the United States and Norwegian speaking Americans.
Split into simpler sentences: The red cross appears on the Norwegian flag and alludes to the 3rd Battalion (99th Infantry Battalion). Constituted and activated in 1942, and composed of citizens of Norway living in the United States and Norwegian speaking Americans.