Answer:
Controversy over slavery
Explanation:
The Treaty of Guadalupe Hidalgo ended the Mexican American war and gave the U.S. land, including California. The effects of this treaty were opposed by some, mostly by Whigs. It resulted in more debates for the expansion of slavery and what states would be free for the time being. It contributed to tension between the North and South prior to the Civil War. :)
Answer:
hmm...I pick D
Explanation:
>Reason growing of urban population leads to high demand of products and high consumption of resources which leads to endless usage of them and pollution i might go off topic but just try getting my idea pleasure
I hope this is right, The dutch colonizations. Hope it helped