The rightly guided caliphs were successful in spreading Islam because they would fight for the sake of God(Allah) and spread the world of Islam peacefully. They would show practice their religion by being nice and peaceful toward others and helping others.
Also, when Muslims traded they traded fairly, which made the people want to learn more about Islam. They spread it to their families, which later made the population of Islam grow rapidly.
Thots and they know how to twerk better (;
Its A. Create laws hope it helps
It showed how terrible working conditions were for the immigrants working in the industry. which is good because it opened the eyes of the public as to what was going on in the meat packing plants which was utterly disgusting and thus forcing the meat packaging companies to start having better working conditions and have better and much more sanitary ways of packing meat
Aaron Burr killed Hamilton and I believe it was because they were political rivals but they basically disliked each other a lot