How did european nations compete for power in the years before world war 1 ?
a. by invading each other
b. by establishing overseas colonies
c. by declaring war on the united states
d. by drilling offshore for oil and natural gas

Correct answer choice is :

B) By establishing overseas colonies

Explanation:

A colonial nation is a cooperative of regions, often overseas, settled by the population of a particular state and administered by that state. Colonial empires first began with a race of research within the then most forward European marine powers, Portugal and Spain, during the 15th century. The fundamental motivation behind these scattered naval nations and those that followed was traded, managed by the new ideas and the democracy that developed out of the European Renaissance.

according to this text from the preamble to the declaration, who gives men their unalienable rights?