Answer:
Disadvantages: Some primary sources, such as eyewitness accounts, may be too close to the subject, lacking a critical distance. Others, such as interviews, surveys, and experiments, are time consuming to prepare, administer, and analyze. Primary sources help students relate in a personal way to events of the past and promote a deeper understanding of history as a series of human events. Because primary sources are incomplete snippets of history, each one represents a mystery that students can only explore further by finding new pieces of evidence.
Explanation:
Answer:
After the prewar Communist Party of Poland was eliminated in Stalin's purges in 1938 (some five thousand Polish communists were brought to Russia and killed), a group of survivors led by Marceli Nowotko, Bolesław Mołojec and Paweł Finder convinced in 1941 the Soviets in Moscow of the need to reestablish a Polish party.
Explanation:
from wikipedia
Value of citizens property
The opium wars forced the Chinese to open Chinese ports to western governments and made the trade in opuim legal .