How did the attitude towards foreigners and trade routes change during the Tang Dynasty
?

They're less welcomed

Explanation:

At that time, many traders from western nations (most notably Britain) came to China and sold various type of goods. Opium is one of the most popular product in Chinese market at that time.

This created massive addiction problems which destroy China's economic productivity. The western merchants on the other hand, accumulated large amount of wealth from this trades. As a result, a lot of hostilities toward foreigners started to build up during the Tang Dynasty.

answer; the answer to the first question is (king james ii was replaced by his daughter mary and her dutch husband william of orange;