New Delhi, Oct 21 : India on Thursday achieved the major milestone of 100 crore vaccination-mark, nine months after the nationwide inoculation programme was started to protect the people against Covid-19. The CoWin portal mentioned that a total of 100 crore vaccine doses has been administered so far to the eligible population under the vaccination drive in India. India's vaccination drive against the Covid pandemic was launched on January 16, 2021. The healthcare workers were the first ones to get ones. Later, the frontline workers were also included in the drive from February 2. The state and central police personnel, Armed Forces, Home Guards, Civil Defence and others were included in the vaccination drive. The vaccination drive was expanded from March 1 to include people above 60 years of age and those above 45 years with associated specified comorbidities. From May 1, the vaccination drive was thrown open to all above 18 years of age. Prime Minister Modi said in a tweet, "India scripts history. We are witnessing the triumph of Indian science, enterprise and collective spirit of 130 crore Indians. Congrats India on crossing 100 crore vaccinations. Gratitude to our doctors, nurses and all those who worked to achieve this feat. Congratulating the nation on this historic moment, the Union Health Minister Mansukh Mandaviya said in his tweet, "Congratulation India! Under the visionary Prime Minister Narendra Modi, it has been achieved". As India has achieved this historical landmark, the health ministry has planned several events to mark the occasion. The Health Minister will release a song and an audio visual film to celebrate the milestone of administering 100 crore Covid-19 vaccine doses. Mandaviya will release the film and song at the Red Fort later in the day. In another event, Modi will visit the centre-run Ram Manohar Lohia Hospital in Delhi. /IANS