Question

fill in the blank question dating from the mid - 1800s, a series of agreements known as the treaties limited china’s sovereignty and granted various rights to foreigners in china.

Explanation:

The question is about historical treaties in the mid - 1800s related to China and foreigners. The "unequal treaties" were a series of agreements that limited China's sovereignty and gave rights to foreigners. This is a historical topic, and in the Social Science discipline, History is a subfield that deals with such historical events and concepts.

Answer:

unequal