In what area did airplanes first prove to be of practical value?
a.) stunt shows
b.) mail delivery
c.) the tourism industry
d.) military operations

List a few examples of city-states that practiced oligarchy in ancient greece

Which statement best explains the role of government according to thomas hobbes

Why was the u. s. annexation of hawaii delayed until william mckinley became president? a: the rebels who overthrew queen liliuokalani opposed u. s. annexation. b: the senate did not approve the treaty of annexation until mckinley entered the white house. c: supporters of the nationalist cause were in the majority in hawaii until 1898. d: mckinley’s predecessor, grover cleveland, refused to sign the treaty of annexation.