Sukhoi Superjet 100 in 2000. On 19 December 2002, Sukhoi Civil Aircraft and Boeing Commercial Airplanes signed a medium-term Cooperation Agreement to work together on the design. Boeing consultants had already been advising Sukhoi for a year. On 10 October 2003, the suppliers of major subsystems were selected. On 12 March 2004, the Superjet 100 was approved for sale to customers. On 13 November 2004, prototype production was authorised. In August 2005, the Russian government financed the airliner development for 7.9 billion rubles for 2005–2009. On 28 January 2007, the first SSJ was transported by an Antonov 124 from Komsomolsk-on-Amur to Zhukovsky, Moscow
Sukhoi Su-27 by the Japan Ministry of Defense. Russia denied the incursion, saying the jets were making routine flights near the disputed Kuril Islands. In another encounter, on 23 April 2014 an Su-27 nearly collided with a United States Air Force Boeing RC-135U over the Sea of Okhotsk. Russia plans to replace the Su-27 and the Mikoyan MiG-29 eventually with the Sukhoi Su-57 stealth fifth-generation multi-role twin-engine fighter. A squadron of Su-27SM3s was deployed to Syria in November 2015 as part of the Russian military intervention in the Syrian Civil War. Ethiopian Su-27s reportedly shot down two Eritrean MiG-29s and damaged another