Introduce Sakhalin Island.

Sakhalin Island, also known as sakhalin island (Russian: сахалин) and Huatai Island (Japanese: からふと) are the largest islands in the Russian Federation, located in the North Pacific Ocean, adjacent to Japan in the north and close to Baja. Its terrain is long and narrow, with more than 6,000 rivers and 0/600 lakes. The main rivers are Temi River and Bolonai River. The winter climate is cold, the summer is short, cool and foggy, and the geography is in the earthquake zone. The annual rainfall in plain area is 500mm, and that in mountainous area is 1200mm. The island is rich in natural gas, forest and oil, coal resources and fishery resources.

Sakhalin Island covers an area of about 76,400 square kilometers and has a population of about 493,000 (estimated in 2065,438+00 and 65,438+0). Ethnic groups living on the island include Russians, Koreans, Ukrainians, Tatars, Yakutia and Ewenki. Among them, Russians have the largest number, accounting for more than 80% of the total population. The largest city is South Sakhalinsk.

/kloc-Before the 9th century, China once owned the sovereignty of Sakhalin Island, calling Sakhalin Island a bitter leaf, a bitter upright or a bone, Sakhalin Island was Russia, and Xiayidi (referring to the north of Hokkaido) or Huatai (かふと) was the sun in the north. /kloc-In the 9th century, the Russian Empire forced China to cede Sakhalin through the Treaty of Love and the Treaty of Beijing, but it is still controversial whether Sakhalin was ceded to this treaty. From 1905 and 19 18 to 1925, Japan once ruled the whole of Sakhalin Island. 1945, the Soviet Union launched the August storm and captured the whole territory of Sakhalin Island. Some people in Japan think that the sovereignty of Nanhuatai (south of 50 north latitude) is uncertain, and it is currently illegally occupied by Russia.