What Continent is Republic of the Congo in?

What continent is Congo in?

The Democratic Republic of the Congo is bordered to the north by the Central African Republic and South Sudan; to the northeast by Uganda; to the east by Rwanda, Burundi and Tanzania; to the south by Zambia and Angola; to the west by the Republic of the Congo and, on the same side, has a small outlet to the Atlantic Ocean.

The country is dominated by the Congo River Basin, which is home to the second largest rainforest in the world after the Amazon and covers almost half of Congolese territory.
The forest gradually gives way to the arboreal savanna to the southwest and the mountain reliefs located along the Great Rift Valley a Here the eastern border is characterized by numerous lakes, including Tanganyika, Mer At the Rift Valle there are also modest volcanic activities due to the movements of the earth’s crust.

The climate is diverse, given the extent of the country: hot and humid in the area of the river basin, cool and dry in the southern mountainous areas, cool and humid in the area of the eastern highlands.

Where is the Republic of Congo on the earth?
Is Congo in West or Central Africa?
When did Congo become 2 countries?