The Republic of Burundi
Lake Victoria in Uganda
The White Nile flows through Uganda and Sudan
That happens in the country of Sudan.
The Blue and White Nile meet at khartoum in Sudan
Uganda
LOL - You mean the BLUE and White Nile ! They meet in Sudan, at Khartoum, the Blue Nile coming from Eritrea to the east and the White Nile coming from the south.
China
United States
Ethiopia into Sudan
The Sudan
The Blue Nile and White Nile meet in Sudan, near Khartoum, the Sudanese capital.
They are called the white nile and the blue nile. If you want to know more go to the related links box below for the wikipedia article about the nile river.