In 2011, he became the Vice-champion of the World Youth U16 Chess Olympiad.

[1] Arman Mikaelyan won silver medal in Armenian Chess Championship in 2015.

[2] In August 2019, he finished third in the Riga Technical University Open "A" tournament.

[4] In 2015, Arman Mikaelyan was awarded the FIDE International Master (IM) title[5] and received the FIDE Grandmaster (GM) title two years later.

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