100 years ago use boat, we also use boat now:)
Answer:
protests erupted in Andijan, Uzbekistan. troops started to fire into a crowd of protesters. Allegedly 1,500 were killed and allegedly hidden in mass graves following the massacre.
Explanation:
We entered the war on April 6, 1917. By the end of the war, 2 million American soldiers entered the war.
Hope that helps.
Answer: Most likely the industrial revolution.
Explanation: The use of machines in production became more and more prevalent, eventually many factories were built in cities which caused pollution therefore making the air gross.