Final answer:
Imperialist nations used direct rule to establish governments and administrations in conquered areas. Direct rule involved the imperial powers appointing their own officials to govern the colonies and make decisions on behalf of the colonized population.
Step-by-step explanation:
Imperialist nations used direct rule as a method to establish governments and administrations in the areas they had conquered. Direct rule involved the imperial powers appointing their own officials to govern the colonies and make decisions on behalf of the colonized population. This allowed the imperial powers to exert full control over the conquered territories, including their political, economic, and social aspects. For example, the British administration of India implemented direct rule by training local administrators who followed British laws and regulations.