Answer:
Similarities: Abraham Lincoln and Jefferson Davis were both presidents of their own sections of America. They were also both born in Kentucky. ... Both Lincoln and Davis lead unstable governments while the Union and Confederacy were at war.
Explanation:
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Airplanes and submarines were used for the first time, initially to locate the enemy. Field telephones and sound equipment was also used to find the enemy's location. Still, some new weapons and technology used such as chemical warfare, flamethrowers and submarines caused great fear and chaos during World War I.
I want to say federal but wait till someone else answers.
Answer:
Factory workers put in very long hours for six days a week.
Explanation:
