Answer: March 16
Notes: National Vaccination Day is observed on March 16 to highlight India’s commitment to immunisation. It marks the first dose of the oral polio vaccine given on March 16, 1995, under the Pulse Polio Immunisation Programme. This programme played a key role in eliminating polio from India. The day emphasises the need for universal vaccination coverage. It reflects on India’s immunisation achievements. The focus remains on protecting future generations through vaccines.
