Why is is necessary for an empire to have a government?

Brainliestttme : ) how are developed nations and developing nations similar? both have membership in multinational groups. both experience high death rates. both experience low infant mortality rates. both have high per capita income.

Match the people with the appropriate description. vernon and irene castle arthur murray fred astaire willi ninja a. stylized the forms of ballroom dance by incorporating other dance forms b. responsible for renewing the influence of ballroom dance in america c. godfather of vogue danced. responsible for standardization/teaching of steps leading to spread of ballroom dance education

Discuss the main ideas of eugenics, and explain why it is no longer a prominent belief in the united states.