He upset the great Henry Armstrong on October 4 , 1940 in a 15 - round decision at Madison Square Garden to take the welterweight title .
In 1940 Zivic beat Sammy Angott to earn a shot at the welterweight title .
Zivic upset the great Henry Armstrong on October 4 , 1940 in a 15 - round decision at Madison Square Garden to take the welterweight title .
In 1940 Zivic beat Sammy Angott to earn a shot at the welterweight title .