Answer:
a
Explanation:
The system is still being used today.
Well without full context I would assume Trench Warfare because thats what 3 1/2 of the 4 year wars where full of.
The answer is : Manufacturing
Hamilton wanted the country to be independent and not depend on other countries for goods and foods. so he increased manufacturing the the new country.
the reforms of the Prague spring were put into effect
Answer:
feudal lords and the Catholic church