Labor unions were first formed in the interest of protecting were created in the idea of helping workers with difficulties that fall under the category of work-related. (ex; low pay, long hours, etc). Although this became a problem because those said workers often had problems with their boss/bosses in the result that they joined a union.
Labor unions were created in order to help the workers with work-related difficulties such as low pay, unsafe or unsanitary working conditions, long hours, and other situations. Workers often had problems with their bosses as a result of membership in the unions. Hope this helps.
The key reason for Calvin Coolidge's victory in the 1924 presidential election is that they managed to get voters from southern states to vote for him! Hope this helps!