Which time is an example of a secondary source

What principle did president truman invoke in sending u.s. troops into south korea without first asking congress to declare war?

In approximately 1500, most american indians in the northeast and the southeast lived and made decisions in

Which answer best describes an advantage of shipping goods by canal? a) most towns would rather have canals then noisy railroads b) goods could travel very fast downstream in the canal system c) traveling by boat is a much more relaxing way to transport goods. d) heavy loads of goods could travel by boat more easily then if pulled by horses.