As agriculture replaced hunting and gathering, began to develop. a. civilization b. monarchies c. empires d. countries

Why was frederick douglass encouraged by the dred scott decision?

Awaiver of the requirement for documentation of informed consent may be granted when: the investigator has no convenient place to store signed consent forms separate from the research datathe only record linking the subject and the research is the consent document and the principal risk is a breach of confidentiality.potential subjects might find some of the research questions embarrassing, personal, or intrusivethe subjects are literate in their own language; however, they do not read, write, or speak english

To your knowledge had the usa ever invaded canada after the war of 1812