<span>It is to defend the collective security of member states. Your very welcome on this!</span>
DFarmers who demanded a better governmernt
<span> It abolished racial discrimination in the United States Armed Forces and eventually led to the end of segregation in the services.</span>
The columbian exchange had a very negative effect on the Native Americans. The native americans received mostly disease from Europeans, but also certain plants and animals. Syphilis is one thing Europeans contracted from Native Americans.