When did Norse Vikings arrive in Newfoundland?

Briefly discuss radical republicans' characteristics and their roles in advancing rights for black americans.

Which is likely the most serious problem associated with an epidemic? 1. there are sometimes no cures to the diseases that spread. 2. people often die from the diseases that spread. 3. there are usually no ways to prevent people from getting ill. 4. people often don’t know they have a disease.

What is the relationship of the letters n. y.l> w. c to the new york infirmary for women and children