What was the importance of the navigation acts?

As the coach of the u.s. olympic cycling team, i can state without question that the swedish and french teams were using illegal steroids. how else could they have beaten us so badly in the last competition? the u.s. team trained much harder and was much more skilled than our opponents. we only lost because a few teams cheated.

How did settlers decide where to live ?

What was the most common destination for african american migrants between 1910 and 1930