The Indian Ocean was a significant division of water that was bounded primarily by the Indian Subcontinent, the Arabian Peninsula, and eastern Africa. Many changes occurred over time in the area, especially from 500 BCE and 1400 CE. The interaction of Buddhism and Confucianism altered, increased wealth came to new towns and ports, and population increased due to advancements in technology. Though there were many changes, many things stayed constant in the region. The Indian Ocean region continued to keep many economic/religious factors the same, such that Islamic world continued to spread and exotic goods remained as the basis of trade.
Buddhism and Confucianism were the main religious views in the Indian Ocean region. They both flourished initially keeping a stable ratio, but Buddhism began to diminish during the Tang Dynasty. The Tang Dynasty based their civil service exams on Confucianism, which as a result led to more focus on Confucianism and later to the downfall of Buddhism. Interactions between developing trade routes led to city popularity, wealth and success. Such cities include, Cairo, Quilon, and Melaka, which became major factors in Afro-Eurasian trade. Technology in the region also led to many different changes in the Indian Ocean region. The three-field crop rotation rapidly changed the rise of cities. Since they were now able to grow dissimilar crops in the same area, more food and trade products came about. As urbanization increased, simultaneously, rural areas increased system also played a big role. As cities grew, they began to prosper. Agriculture boomed and therefore more opportunities for merchants were available as trade was excellent in the area. Many significant transitions and alterations occurred in the Indian Ocean region, which encouraged, primarily, economics, religion, and city success.
Coming from the changes that occurred, many things also did remain the same in the Indian Ocean region. Islam continued to