Answer:
Causes:
1. The unfair treatment and low pay of employees in Ford's Dearborn, Michigan, auto facilities
2. Long hours and unhygienic working conditions.
3. The workers' lack of benefits and job security.
4. The Great Depression, which caused widespread unemployment and hardship.
Impact:
1. More awareness of the subpar working conditions and low compensation experienced by car sector industrial workers
2. The employees' agreement with Ford as a result of the march improved working conditions and increased wages for the workers.
3. The incident turned into a poster child for labour rights and motivated other employees to demand better working conditions.
4. The march spurred a nationwide discussion about how employees are treated and the significance of worker rights.
Hope it helps!