The completion of the first transcontinental railroad in 1869 meant that

Which situation would be considered an example of the freedom of association? a. three students write a letter to a local newspaper demanding that a teacher be fired. b. a group forms on a college campus to support a particular political candidate. c. an individual purchases a membership to a local gym. d. a religious organization buys several local lots in order to construct a new church building.

Which of the following was probably the most difficult challenge facing construction of the railroad?

What is the term for a short statement about history that has not been yet been proved