Answer:
Kept foreigners from interfering.
Explanation:
The Tokugawa shogunate held Japan isolated because they did not want the western influence in their society. The involvement of the British in the Opium War warned Japan to strengthen its borders and political power. The Tokugawa regime focused on political, social and economic affairs.
Isolationism is the term used to describe the foreign policies of Japan during the 17th century from threatening their values and culture.
The main reason why the Spanish built the St. Augustine fort in Florida was "to protect their sea route to the Caribbean" since this was a crucial port for many engaged in trade within the Caribbean.
Demolished the Charter, censored the press, ... the three glories days the revolt that made charles step<span> doen from power ... </span>