Known as the __________, Colonel Theodore Roosevelt and his First Volunteer Cavalry Regiment became national heroes for their daring exploits during the battle of San Juan Hill in the Spanish-American War over Cuba.

The __________, passed by Congress in 1890, ended Hawaii's favored status, prompting American sugar growers there to pursue annexation by the United States.

In South Africa, the United States provided aid to Britain in the __________.

Passed by Congress in 1901 as an appendix to a new Cuban constitution, the __________ gave the United States broad authority to intervene in Cuba and required the new nation to sell or lease land for U.S. naval and coaling bases.

Great Britain and the United States preferred __________, asking for unhindered access to markets where they could compete successfully against economic rivals.

Roughly 20 million people visited the __________ in 1904, commemorating the centennial of the Louisiana Purchase.

The scientific discipline of __________ ranked the world's peoples in a hierarchy, from teh uncivilized to the civilized, according to their stage of development.

In November 1898 in Boston, concerned Americans formed the __________. Its 25,000 members included a wide range of some of the nation's most prominent citizens.

In 1904, Russia claimed Manchuria and Korea, and Japan's surprise attack on Russia's Pacific fleet at Port Arthur in China started the __________.

President Theodore Roosevelt and Japanese officials reached a __________ in 1907, in which Japan promised to ban the emigration of adult male laborers to the United States in return for American efforts to limit anti-Japanese sentiment on the West Coast.

In a series of decisions known as the __________, the Supreme Court ruled that American rights and liberties did not extend to all lands under U.S. control.

The Supreme Court ruled in 1884 that Indians born on reservations were not citizens but __________ who owed allegiance to the United States but had none of the privileges of citizenship.