The sit down strike changed the United Automobile Workers from a collection of isolated locals on the frill of the industry, into a major labor union. Leading to the unionization of the domestic United States automobile industry.
My guess would be the first one , 1830 , Hope it’s the correct answer ! :)
Dr.Livingston is a doctor or a archaeologists that ether helps people or does research around the world.
Can i be the brainliest
