Japan is an island country with 5 main divisions. Japanese history dates back more than 100, 000 years with multiple different periods or eras. In the 17th century, a foreign policy called restrictive policy which placed extensive restrictions on foreign trade and immigration was implemented by the ruling party. This impacted and shaped the future of Japan greatly. It was not until the arrival of Perry in the mid 1800’s that Japan would open up to trade with the western world once again. In the last century, Japan also participated in two world wars and during the Second World War, the drop of the atomic bomb on two Japanese cities of Hiroshima and Nagasaki marked the end of the Pacific War. Since then, Japan has seen rapid economic growth and has become the third largest economy in the world. Internationally, Japan has also been involved in different organizations, and as a developed nation, the country has implemented projects and donated large amounts of financial aid to support the development of other nations.