Answer:
In the period around 1800s, some early fire engines with manually operated pumps were horse-drawn, but large groups of strong men moved them around, just as depicted in the film. ... As buildings grew taller, stronger steam-powered pumps were needed. Those required fewer, but better-trained firefighters to operate.
Answer:
Causes of Black Tuesday included too much debt used to buy stocks, global protectionist policies, and slowing economic growth.
Since this question is in the "History" section, I'm assuming you were talking about back then. Being a merchant you would be prosperous and gain riches, and you would also be a higher class in the social order.<span />
Answer:
They sighned a non-agression pact with Nazi Germany
Explanation: