Answer:
Sherman's neckties were a railway-destruction tactic used in the American Civil War. Named after Maj. Gen. William Tecumseh Sherman of the Union Army, Sherman's neckties were railway rails destroyed by heating them until they were malleable and twisting them into loops resembling neckties, often around trees. Wikipedia
Leonardo da Vinci (1452-1519) is considered the worlds greatest genius or the ultimate Renaissance man (someone good at everything). He was an Artist, Inventor, and Scientist whose famous works range from the Monalisa, The Last Supper, and the Vitruvian during the Italian Renaissance. Leonardo made an immense contribution to the study of medicine, science, and art with a voice of reason, logic, and science in a world of superstitions.
Contributions to art
He excelled in drawing, painting, and sculpture, the Monalisa and The last super are among his most famous.
Inventor and Scientist
Leonardo's journal was filled with over 13000 pages of how he observed the world and drew pictures and designs of helicopters, war machines, musical instruments, and hang gliders.
He studied the human body and drew muscles, tendons and the human skeleton. He also had detailed pictures o the heart, arm and other organs.
It was feudalism. you have to look at the frame of the crusades.
Answer:
C. Primary or Secondary sources related to the event.
Explanation:
A historian using primary or secondary resources related to the events is the most reliable.
Answer: kings and courtiers; power politics around the royal court; ideas about what was ideal in a king—and what was not—and the health (or otherwise) of the kingdom as a whole. Hope this help a little XD