International No Diet Day (INDD) was observed on __________.

The International Nurses Day was celebrated globally to commemorate the birth anniversary of Florence Nightingale also known as 'The Lady with the Lamp', was famous as manager and trainer of nurses during the Crimean War. The theme for the International Nurses Day 2019 is -'Nurses - A Voice to Lead -Health for All'. In 1860, Nightingale laid the foundation of professional nursing with the establishment of "Nightingale School of Nursing" at St Thomas' Hospital in London. It was the first secular nursing school in the world and is now part of King's College London.The Florence Nightingale Medal is the highest international distinction a nurse can achieve.

The Registrar of National Day Calendar has designated the first Thursday of May of each year as World Password Day. World Password Day is a celebration to promote better password habits. Passwords are critical gatekeepers to our digital identities, allowing us to access online shopping, dating, banking, social media, private work and life communications.

3rd May is observed worldwide as International Energy Day by The International Energy Agency (IEA).IEA is an autonomous inter-governmental organization based in Paris. It was founded in the framework of the Organisation for Economic Co-operation and Development (OECD) in 1974 after the 1973 oil crisis.The agency works as a policy adviser to its member states and also works with non-member nations like China, India, and Russia.IEA's main focus lies in the "3Es" of effective energy policy.

World Book Day is celebrated every year on 23 April. It is also known as World Book and Copyright Day, or International Day of the Book. It is organized by the United Nations Educational, Scientific and Cultural Organization (UNESCO) to promote reading, publishing, and copyright. It was first celebrated on 23 April 1995. For the year 2019, Sharjah, UAE has been declared as the World Book Capital. It will be preceded by Kuala Lumpur, Malaysia in the year 2020.

Coal Miners Day is observed on 4th May every year to highlight the toughest profession and the people working in coal mines. On this day several organisations, communities raises funds and awareness for other organisations in the coal mining area and workers. This day show appreciation for the sacrifices, honour the accomplishments and remember the tragedies that these hardworking individuals experience.

The World Liver Day (WLD) is observed every year on April 19 to build awareness and understanding importance of liver in human body and how liver ailments are treated. As per World Health Organisation (WHO), liver diseases are 10th most common cause of death in India. The liver, which measures about 1,00 grams in weight and 15 cm in length, is the second largest organ and is key player in our body's digestive system.

The United Nations' (UN) International day of Sport for Development and Peace(IDSDP) is observed annually on April 6 to recognize the power of sport in promoting peace and erasing cultural barriers worldwide.It is celebrated to promote healthy lifestyles and emphasizes the international Olympic Committee focus on giving as possible access to sport.The day is an annual celebration of the power of sport to drive social change, community development and to foster peace and understanding.April 6 was declared as the IDSDP by United Nations in 2013 and has been celebrated each year ever since 2014.

World Day for Safety and Health at Work is a UN international day that is celebrated every April 28. It is an annual international campaign to promote safe, healthy and decent work. It has been observed by the International Labour Organization (ILO) since 2003. It is concerned about safe work and awareness of the dimensions and consequences of work-related accidents and diseases; to place occupational safety and health (OSH) on the international and national agendas, and to provide support to the national efforts for the improvement of national OSH systems and programmes in line with relevant international labour standards. Inspired by the ILO centenary and discussions on the future of work, the world day this year attempts to take stock of a 100 years of work in improving occupational safety and health and looks to the future for continuing these efforts through major changes such as technology, demographics, sustainable development including climate change and changes in work organization.

Bihar Diwas or Bihar Day is celebrated every year on 22 March to commemorate the state's separation from Bengal presidency in 1912. This day is a public holiday in Bihar. This day marks the 107th foundation day of Bihar.

The World Creativity and Innovation Day was observed to encourage people to use creativity in problem-solving for all issues related to achieving the 2015 Sustainable Development Goals. the United Nations (UN) recognized 21st April as an official World Creativity and Innovation Day and 2018 marks the first year the UN was observed WCID. The day was first commemorated in over 50 countries around the world on 21st April 2002. In 2006, this day became a week starting from 15th April, which is Leonardo Davinci's birthday; an icon of cross-disciplinary creativity in the arts and sciences.