How did the government aid the expansion of the railroad industry during the mid- and late 19th century? (3 points) a)by providing land grants for building tracks b)by preventing unionization of railroad workers c)by using price controls to ensure profits d)by raising tariff rates to prevent foreign competition

The correct answer is A) by providing land grants for building tracks.

The government aided the expansion of the railroad industry during the mid- and late 19th century by providing land grants for building tracks.

With the Pacific Railroad Act of 1862, the federal government authorized two companies to connect the East of the United States to the West. Those companies where the Central Pacific and the Union Pacific, and they built the Transcontinental Railroad. One portion of the railroad started in Sacramento, California to the East, and the other started in Omaha, Nebraska, to the West, until the finally met each other in Promontory, Utah, on May 10th, 1869.

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the most famous of all the units fighting in cuba, the "rough riders" was the name given to the first u.s. volunteer cavalry under the leadership of theodore roosevelt. roosevelt resigned his position as assistant secretary of the navy in may 1898 to join the volunteer cavalry. the original plan for this unit called for filling it with men from the indian territory, new mexico, arizona, and oklahoma. however, once roosevelt joined the group, it quickly became the place for a mix of troops ranging from ivy league athletes to glee-club singers to texas rangers and indians.