I think the answer is that The 1850s was a pivotal decade in the 19th century. In the United States, tensions over slavery became prominent and events began to put the nation on the road to civil war. In Europe, new technology was celebrated and the great powers fought the Crimean War.
Answer:
Nangangahulugan ang pagsasaka na hindi kailangang maglakbay ang mga tao upang makahanap ng pagkain. Sa halip, nagsimula silang manirahan sa mga nakatira na mga pamayanan, at nagtanim ng mga pananim o nagtataas ng mga hayop sa kalapit na lupain. Nagtayo sila ng mas malakas, mas permanenteng mga bahay at pinalibutan ng pader ang kanilang mga pamayanan upang maprotektahan ang kanilang sarili.
Explanation:)
Canning was unsustainable because the process back then was labor intensive; the process was still undefined, and the materials are very primitive. The cans used were corked and sealed with lead which led it to be hazardous
Johnson was unwillingly caught up in the hot battle (Vietnam War) of the Cold War. Johnson was the US's only Presidential Administration to be destroyed by the war. He went on nation wide television and flat out said he would not run for president again, and would NOT ACCEPT nomination for the presidency of the United States. He was truly fed-up with the war.