Through which medieval countries did the carpathian mountains extend? ?

The Carpathian Mountains are the range(chain) of a mountain in the Central and Eastern Europe. In the Medieval ages, the mountains covered Moldavia, Wallachia, Hungary and Poland. The Carpathian Mountains played an important in Wallachia and Moldavia (Romania) by defending the country from its enemies from attacking them. Most of the castles, fortresses, positioned on top of cliffs and hills to provide a better view of the area and to defend against invaders.    

c]extended voting rights to african americans

its main object was the establishment of "settlement houses" in poor urban areas, in which volunteer middle-class "settlement workers" would live, hoping to share knowledge and culture with, and alleviate the poverty of, their low-income neighbors.