Why did the tokugawa shogunate keep japan isolated from 1603 until 1853?

To keep foreigners from interfering with Japan’s affairs.                                    

Explanation:

The Tokugawa shogunate kept Japan isolated from 1603 until 1853 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. All this came to an end when Commodore Matthew Perry sailed to Tokyo harbour.

gaius cassius longinus and marcus junius brutus, former enemies of julius caesar who'd joined the roman senate, led caesar's assassination, dubbing themselves "the liberators." and the second one is   the assassination of julius caesar was the result of a conspiracy by many roman senators led by gaius cassius longinus, decimus junius brutus albinus, and marcus junius brutus. they stabbed caesar (23 times) to death in a location adjacent to the theatre of pompey on the ides of march 15 march 44 bc.

a, both were musicians during the jazz age