In 1873, San Francisco introduced the cable car system. This mode of transportation was invented by Andrew Smith Hallidie. He was inspired to build this system as a result of a bad accident. A street carriage slid backwards, killing the horses pulling it. He was shocked and decided to do something about it by designing a different form of transportation that would prevent something like that from happening again.
Important reasons for studying history are recognizing patterns, connecting the past to the present and revealing past contributions of civilizations.
Vertical lines using steel frames
Answer: It placed the former Confederate states under federal control
Explanation:
President Andrew Johnson was a democrat who wanted the Southern States of the Confederacy to be readmitted into the United States as soon as possible. He was also against the protection of former enslaved people in those states and showed this in his Reconstruction policies.
Congress which was controlled by the Radical Republicans at the time, did not appreciate Johnson's views and overruled his veto and imposed harsher restrictions on the former confederate states by placing them under federal control and keeping the army in those states so as to ensure the protection of formerly enslaved people.
Perspective added depth in Renaissance art, but Medieval art did not show any
