1. malaria 2. rivers had terrible waterfalls..too dangerous...until the steam engine was invented it was incredibly dangerous 3. deserts....they didn't know how to travel through the deserts and find an oasis which made it very difficult to travel through
The answer would be A.Universities.
Yes, senotrs can be mamenr of the presidents cabinet
One of the major ways in which World War I impacted minority groups on the home front was that they were mobilized to help the war effort. This of course made many of them mad, and after the Second World War this was a major catalyst for the Civil Rights movement.
The Civil War in the United States began in 1861, after decades of simmering tensions between northern and southern states over slavery, states’ rights and westward expansion.