expulsion of the foreigners (aggressors, barbarians) / xenophobia, anti-foreign sentiment, exclusionism

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

history / the study of history

a piece of research, a study, investigation

to research, to study

athletics, exercise / (politics) movement, drive, campaign / (physics) movement

exercise, work out

revere the emperor, expel the barbarians