Nairobi, Feb. 19 -- Rwanda says the ongoing war in the eastern Democratic Republic of Congo is becoming a national security threat in Kigali, confirming its fears of a possible regional conflict.

Rwanda's Ministry of Foreign Affairs said on Sunday the war means Kinshasa has specifically abandoned regional efforts at dialogue.

The statement, issued on February 18, follows another communique from the US State Department, which called on Rwanda to withdraw its troops from the DRC, however.

Rwanda is "deeply concerned by the abandonment of the Luanda and Nairobi Processes by the Government of the Democratic Republic of Congo, and by the international community's indifference to DRC's dramatic military build-up".

"DRC has launched massive ...