After sentence 3 you could add, because the students would not need to spend so much time reviewing previously covered material, then they would have more time to master new concepts. This sentence is the one that works best because it makes reference to the topic dealt in the last sentence and also is connected to the next sentence in a logical and coherent way.
When a measles epidemic broke out at the mission in November 1847, many of the Indians were killed while the white newcomers survived. The Cayuse suspected that the Whitmans and their foreign religion were the cause of the fatal disease. The Whitmans and eleven other whites were killed by the Cayuse, and the mission was burned down.
He developed the Truman doctrine in order to stop the expansion of communism in Europe.
McCulloch v. Maryland, 17 U.S. 316 (1819), was a landmark ruling by the supreme court of the united states. the state of Maryland had tried to impede the running of the branch of the second bank of the united states by inflicting a tax on all notes of banks not chartered in Maryland. though the law, by its language, was generally applicable to all banks not chartered in Maryland, the second bank of the united states was the exclusive out-of-state bank then being in Maryland, and the law was acknowledged in the court's opinion as having precisely targeted the U.S. bank.
Reaganomics is the economic philosophy of Ronald Reagan that called for less federal government involvement in the economy and less regulation of businesses and corporations. This philosophy was also based around lowering the tax rate and the idea of supply side economics.
Supply side economics focused on the trickle down theory. This idea was that if corporations received tax breaks, they would use this money to hire/pay their workers. In turn, these workers would be able to spend money on goods within the economy. This would keep the economy going strong.
Congress supported these ideas by lowering the federal tax rate and putting less restrictions on businesses and corporations.