A blunt-speaking, Bronx-born labor leader, he successfully pushed to legalize undocumented union members but fought a losing battle against globalization. Mazur, Jay, Deaths (Obituaries), Organized Labor, Labor and Jobs, Illegal Immigration, Factories and Manufacturing, Fashion and Apparel, Strikes, Amalgamated Clothing and Textile Workers Union, American Federation of Labor-Congress of Industrial Organizations, International Ladies Garment Workers Union, Union of Needletrades Industrial and Textile Employees, Unite Here, United States A blunt-speaking, Bronx-born labor leader, he successfully pushed to legalize undocumented union members but fought a losing battle against globalization. NYT > Business