 These wins at the Asian level qualified him for the Interzonals, and in 1962, he played in the Stockholm interzonal and although finishing last (23rd place), his game was notable for the defeats he inflicted on grandmasters Lajos Portisch and Wolfgang Uhlmann.Aaron also played thrice with the Indian team at the Chess Olympiads.He captained the Indian team at Leipzig 1960 (+2 –10 =8) including a win over Max Euwe, and at Varna 1962 (+7 –6 =4), including another victory over Lajos Portisch.