Thackeray began his career as a cartoonist in the Free Press Journal in Mumbai. His cartoons were also published in the Sunday edition of The Times of India. After Thackeray's differences with the Free Press Journal, he and four or five people, including politician George Fernandes, left the paper and started their own daily, News Day. The paper survived for one or two months. In 1960, he launched the cartoon weekly Marmik with his brother Srikant. It focused on issues of common "Marathi Manoos"(Marathi people or Marathi speaking people) including unemployment, influx of migrants, retrenchment of Marathi workers and its office in Ranade Road became the rallying point for Marathi youth.Bal Thackeray later stated "that not just a cartoon weekly but also the prime reason for the birth and growth of the Sena." It was Marmik issue on 5 June 1966 which first announced the launch of membership for the Shiv Sena.Thackeray began his career as a cartoonist in the Free Press Journal in Mumbai. His cartoons were also published in the Sunday edition of The Times of India. After Thackeray's differences with the Free Press Journal, he and four or five people, including politician George Fernandes, left the paper and started their own daily, News Day. The paper survived for one or two months. In 1960, he launched the cartoon weekly Marmik with his brother Srikant. It focused on issues of common "Marathi Manoos"(Marathi people or Marathi speaking people) including unemployment, influx of migrants, retrenchment of Marathi workers and its office in Ranade Road became the rallying point for Marathi youth.Bal Thackeray later stated "that not just a cartoon weekly but also the prime reason for the birth and growth of the Sena.