Federalism: Federalism<span> is the system of government in which power is divided between a central government and regional governments</span>
Answer: Soviet invasion of afghanistan, invasion of afghanistan in late december 1979 through troops from the soviet union. The soviet union intervened in aid of the afghan communist authorities in its conflict with anti-communist muslim guerrillas all through the afghan struggle (1978–ninety two) and remained in afghanistan until mid-february 1989.
Explanation:
The main activity that helped Renaissance ideas spread to Northern Europe was the growth of the towns and social interactions between cultures. Another activity was printing and the use of the vernacular, which helped the Renaissance and also increased learning.
