Why would a country decide to expand its own influence?

New markets, Diversification, Access to talent, Competitive advantage, and Foreign investment opportunities.

Explanation:

in the declaration of independence, thomas jefferson announced that every human being has “certain unalienable rights,” among which are those to “life, liberty, and the pursuit of " hope i

the speech revealed that eastern european countries were no threat to their neighbors, which led to the creation of the truman doctrine i think this might be correct.