The correct answer to this open question is the following.
The short-term and long-term problems faced by India after its sudden independence and partition were the following.
We are talking about the partition of India in 1947. Among the short term issues that this generated was that the country was divided into two religions: Islam in Pakistan, and Hinduism in India. Then, the following migration of people to their new territories. Almost 18 million people moved. Many of them, died during the trajectory and others were missing.
About the long-term problems, the ethnic cleansing hurt India so much. It generated unnecessary violence with many attacks on people, neighbors, and property. In the long run, partition also affected patterns of trade that were already established.