Gandhi was unhappy because when the British granted India her independence, the Indian Independence Act of 1947 partitioned British India into two: India and Pakistan. His vision of a free India was a harmonious co-existence of the Hindus and Muslims in one nation.
The population in a developed country will be higher and a lot more stable
One of the most determining factor is demand for foreign luxury goods increased in Afro-Eurasia. Due to this demand, many of the nobilities started to collected goods from Asia because it seem exotic for the collection. Their textile also require silk which could be easily found in chinese, persia, and indian regions which contributed to an increase in demand for textiles.
