Where did T-shirts originate?

T-shirts originated in France (during World War I, French soldiers wore them as underwear in military uniforms. Later, for the convenience of being imitated by British soldiers. Later, in the American movie A Streetcar Named Desire, the T-shirt was worn as a coat for the first time, and it looked very chic. Under his influence, T-shirts became popular. Later, it was put on by athletes and became a cultural shirt. By the way, "you" is an indicative pronoun here, and "where" is used in interrogative sentences, which is an interrogative pronoun.