National Baseball Congress of America

"The National Baseball Congress of Wichita, Kansas is an organization of 17 amateur and semi-professional baseball leagues operating in the United States and Canada. Since its founding in 1935 by Hap Dumont, it has conducted an annual North American championship tournament among its members, The National Baseball Congress World Series has been held annually since 1935, at Wichita's Lawrence–Dumont Stadium through 2018; at Wichita State's Eck Stadium in 2019; and jointly at Eck Stadium and Wichita's Riverfront Stadium starting in 2020." -- Wikipedia