Kolkata: Exiled Bangladeshi author Taslima Nasreen on Wednesday, August 5, left Kolkata after a six-day visit, and said she would visit the city “whenever it calls me”. Also Read AIMPLB slams author Taslima Nasreen for remarks on madrassas‘Will return whenever Kolkata calls’She indicated that she could return to the city either in October or in January next year. Her visit came 19 years after she was compelled to leave Kolkata following violent protests over her writings. Taslima’s return sparks debate over freedom of expressionHer return to Kolkata had also rekindled debate over freedom of expression, secularism and the state’s handling of religious sensitivities. The controversy surrounding Nasreen dates back to November 2007, when protests erupted in parts of Kolkata over her writings, particularly her novel Dwikhandito.