The Labor Party is a political party that advocates for the rights of workers and labor unions. The term 'Labor Party' can be broken down into two crossword solutions: MOM (3 letters) and UNION (5 letters). MOM stands for 'Movement of the Mutualist Option, ' which is a French political party that was founded in 1972 and is based on the principles of mutualism. UNION stands for 'United National Industrial Organization, ' which is an international labor UNION that was founded in 1945 and is dedicated to protecting the rights of workers around the world.