The United States in the Middle East

https://www.fmprc.gov.cn/mfa_eng/
Website of the Ministry of Foreign Affairs of the People’s Republic of China.

http://www.mid.ru/en/main_en
Website of the Ministry of Foreign Affairs of the Russian Federation.

https://www.rferl.org/
Radio Free Europe/Radio Liberty covers Russian policy in the Middle East.

https://jamestown.org/region/middle-east/
The Jamestown Foundation: Global Research and Analysis which includes a Russia and Middle East section.

https://www.rand.org/
RAND Corporation with resources on China and Russia in the Middle East.