 Complete the following phrase:  In November 1950, Chatterji was appointed the Naval Adviser NA to the High Commissioner of India to the United Kingdom. He served as the NA to High Commissioners V. K. Krishna Menon and B. G. Kher. He oversaw the training of hundreds naval cadets and junior officers in the UK. He was promoted to the substantive rank of captain on 30 June 1951. In December 1952, he was appointed Captain D 11th Destroyer Flotilla as well as the Commanding Officer of the lead destroyer of the squadron . But the orders were cancelled and he took command of the Delhi for the second time in January 1953. In mid-1953, to commemorate the 