How might illiterate men and women learn of escape routes if they couldn’t read?

Sometimes they traveled with people escaping all the way from the South, where they had been enslaved, to the North or to Canada, where they would be free. Sometimes the conductors traveled only a short distance and then handed those escaping to another helper.

answer: ensure protection from communism

explanation:

the north atlantic treaty was largely dormant until the korean war initiated the establishment of nato to implement it, by means of an integrated military structure: this included the formation of supreme headquarters allied powers europe in 1951, which adopted the western union's military structures and plans.