Important National and International Days

World Diabetes Day is observed on November 14, the birthday of Sir Frederick Banting who co-discovered insulin. The day aims to raise awareness about diabetes prevention, management, and the growing global impact of the disease.

World Book and Copyright Day is celebrated on April 23, established by UNESCO to promote reading, publishing, and copyright. The date honors literary figures like Shakespeare and Cervantes who died on April 23, 1616.

United Nations Day is observed annually on October 24 to mark the anniversary of the UN Charter's entry into force in 1945. The day celebrates the UN's work in promoting peace, human rights, and international cooperation.

World Ozone Day is observed on September 16 to commemorate the signing of the Montreal Protocol on Substances that Deplete the Ozone Layer in 1987. The day raises awareness about ozone layer protection and environmental conservation.

World Population Day is observed annually on July 11 to raise awareness about population issues and their impact on development. Established by the UN, it focuses on population dynamics, family planning, and sustainable development.

International Literacy Day is celebrated on September 8 to highlight the importance of literacy for individuals, communities, and societies. The day emphasizes that literacy is a fundamental human right essential for learning and development.

World Food Day is observed annually on October 16 to commemorate the founding of the Food and Agriculture Organization (FAO) in 1945. The day promotes awareness of hunger, food security, and sustainable agriculture globally.

World Post Day is celebrated on October 9 to mark the anniversary of the Universal Postal Union's establishment in 1874. The day recognizes the role of postal services in global communication and social and economic development.

World Heritage Day is observed on April 18 to raise awareness about cultural heritage preservation and conservation. The day emphasizes protecting historical monuments, sites, and traditions of cultural significance worldwide.

World Health Day is celebrated annually on April 7 to mark the founding of the World Health Organization (WHO) in 1948. Each year focuses on a specific health theme to raise awareness of global health priorities.

International Women's Day is celebrated globally on March 8th each year. This date commemorates the movement for women's rights and was first observed in the early 1900s. The other options (April 7 is World Health Day, February 20 has no major international day significance) are incorrect dates.

March is a month and also refers to the action of walking in a parade. This riddle uses the double meaning of 'march' as both a calendar month and a parade activity.

D-Day occurred on June 6, 1944, when Allied forces launched Operation Overlord, the largest amphibious invasion in history, landing on five Normandy beaches. This operation opened the Western Front and marked the beginning of Nazi Germany's defeat in Western Europe.

This answer is correct based on the calendar coincidence. Teacher's Day in India is celebrated on September 5th. Capricorn (the goat) is visible in evening skies during autumn months, including September. The question uses a cultural reference (Teacher's Day) as a mnemonic device.

Swami Vivekananda's birthday (January 12) is celebrated as National Youth Day in India designated by the government in 1984 to honor his inspirational message to the youth of the country. The day recognizes his teachings and philosophy that continue to motivate young people across India. Martyr's Day (January 30) Science Day (February 28) and Bravery Day are different observances.