During World War I, YMCA raised and spent over $155 million on welfare efforts for American soldiers. It deployed over 25,000 staff in navy units and bases from Siberia to Egypt to France. They took over the military's morale and comfort operations worldwide. Irving Berlin wrote Yip Yip Yaphank, a revue that included a music entitled "I Can Always Find a Little Sunshine within the YMCA". Frances Gulick was a YMCA worker stationed in France during World War I who obtained a United States Army…