Question

what motive of imperialism was just described to convert foreign peoples to christianity in order to save their soles?
ideological
political
religious
military
rewatch

Explanation:

The question is about the motive of imperialism related to converting foreign peoples to Christianity. The "Religious" motive in imperialism involves spreading one's religion (like Christianity here) to save souls or promote religious beliefs. Ideological is about spreading ideas/values, Political about power/control, Military about force/defense, so Religious fits as it's about religious conversion.

Answer:

Religious (the option corresponding to the motive of converting foreign peoples to Christianity for religious purposes)