Basically, the conflict in the Mughal empire convey to the world how weak the Indian Condition is.
So not long after that, the British and East Indian companies started to spread their influences there.
The answer I believe would be b
Mexico had declared its independence from Spain. With that being said, Spain had a war that lasted 11 years with them. After one town had declared independence, they started to spread as they had recruits coming in from everywhere. Finally, a Spanish soldier had joined in 1820 and brought an army to Mexico city, eventually capturing it.
One year later, Spain agreed to terms.
You need to be more specific please