一笔便宜的交易不仅使美国扩大了领土,而且撑大了它的胃口……今日美国最大的一个州是阿拉斯加。它是1867年美国用720万美元从俄国人手里买来的。 1728年俄国海军上校白令发现了后来以他的名字命名的海峡-白令海峡。时隔10多年,他率船队跨越白令海峡,踏上了美洲大陆。阿拉斯加位于美洲大陆的北 A cheap deal has not only expanded the territory of the United States but also expanded its appetite ... Today, the largest state in the United States is Alaska. It was bought by the United States from the Russians for $ 7.2 million in 1867. In 1728, the Russian naval colonel Bering discovered the strait named Bering Strait that he later named. After more than 10 years, he led the fleet across the Bering Strait, embarked on the continent. Alaska is located north of the Americas