▁ 1 9 2 4 ▁to ▁ 1 9 3 3 . ▁During ▁this ▁time , ▁he ▁was ▁a ▁close ▁associate ▁of ▁the ▁poet . ▁He ▁was ▁Tag ore ' s ▁travel ▁companion ▁during ▁his ▁t ours ▁to ▁Europe ▁and ▁America ▁in ▁ 1 9 3 0 ▁and ▁to ▁Iran ▁and ▁Ira q ▁in ▁ 1 9 3 2 . ▁ ▁He ▁was ▁also ▁a ▁close ▁associate ▁of ▁Mah at ma ▁Gand hi , ▁walking ▁with ▁Gand hi ▁in ▁the ▁Salt ▁March ▁of ▁ 1 9 3 0 . ▁ ▁Following ▁his ▁ 1 9 3 3 ▁journey ▁with ▁Tag ore , ▁he ▁left ▁India ▁to ▁study ▁at ▁Oxford ▁University , ▁and ▁in ▁ 1 9 3 7 ▁earned ▁a ▁D . Ph il . ▁He ▁worked ▁at ▁Oxford ▁as ▁a ▁senior ▁research ▁fellow ▁from ▁ 1 9 3 7 ▁to ▁ 1 9 4 0 . ▁During ▁this ▁time , ▁he ▁also ▁taught ▁in ▁Sel ly ▁Oak ▁College ▁in ▁B irmingham ▁as ▁a ▁lect urer . ▁He ▁moved ▁back ▁to ▁India ▁in ▁ 1 9 4 0 ▁to ▁become ▁a ▁Professor ▁of ▁English ▁at ▁the ▁University ▁of ▁Cal cut ta . ▁ ▁In ▁ 1 9 4 8 , ▁Ch ak rav art y ▁moved ▁to ▁the ▁US ▁to ▁join ▁the ▁Department ▁of ▁English ▁in ▁Howard ▁University . ▁He ▁was ▁a ▁visit ing ▁fellow ▁in ▁English ▁at ▁Y ale ▁University , ▁and ▁a ▁fellow ▁of ▁the ▁Institute ▁for ▁Advanced ▁Study ▁in ▁Pr inc eton ▁during ▁ 1 9 5 0 - 5