This document provides a brief history and overview of Japan. It summarizes that Japan was isolated for over 200 years until the US forced it to open in 1853. In 1868, the Shogun ended and the Empire of Japan was proclaimed. Key dates include Japan attacking Pearl Harbor in 1941 and surrendering after atomic bombs were dropped on Hiroshima and Nagasaki in 1945. Today, Japan has a population of over 123 million and its capital and largest city is Tokyo, which hosted the 2020 Olympics. The document includes maps and quick facts on Japan's government, culture, economy, and festivals.