Answer:
he invented the lasting machine which allowed to increase the efficiency of the shoe production process
Answer: The 1960s were a decade of revolution and change in politics, music and society around the world. ... The 1960s were an era of protest. In the civil rights movement blacks and whites protested against the unfair treatment of races. Towards the end of the decade more and more Americans protested against the war in Vietnam.
Explanation:
hope this helps
It was the industrial revolutional era
B & D should be your answer choices for your problem.