In the United States, industrialization started in the 1790S.
Industrialization refers to the transition to new manufacturing process from old and traditional method of manufacturing products. It began in USA around 1793, when Samuel Slater, an English immigrant opened a textile mill at Rhode Island.
Explanation:
The Boston Massacre occurred when the British troops stationed in Boston came to blows against the colonists. The colonists were angry about being unfairly taxed and angry at the British occupation and took their anger out on the troops, as they threw snowballs and other items.
The term used to describe Roosevelt was "progressive."