Important National and International Days

January 30 the death anniversary of Mahatma Gandhi is observed as Martyr's Day (Shaheed Diwas) in India to honor his sacrifice and the principles of truth and non-violence he stood for. Satyagraha Day Congress Day and Non Violence Day are not official observances on this date.

February 28 is celebrated as National Science Day in India to commemorate the discovery of the Raman Effect by C.V. Raman in 1928 for which he was awarded the Nobel Prize in Physics in 1930. The day is observed to promote the importance of science and technology in daily life. Physics Day Chemistry Day and Raman Day are not the official observances.

Dr. Sarvepalli Radhakrishnan was a renowned philosopher and teacher who served as India's second President. When he was President, some students requested to celebrate his birthday; he suggested celebrating it as Teachers' Day instead to honor all teachers. September 5th is now celebrated as Teachers' Day across India.

Australia is in the Southern Hemisphere, so seasons are reversed compared to the Northern Hemisphere. Summer runs December through February. Autumn is March-May, winter is June-August, spring is September-November. April (autumn), June (winter), and September (spring) are incorrect.

State Bank of India celebrates its day on July 1 to commemorate the bank's establishment in 1955 when the Imperial Bank of India was nationalized and became SBI. This marks SBI's foundational date as a state-owned institution serving India's banking needs.

Rajinikanth's birthday is December 12th (12th Dec). This is a well-known fact about the superstar actor, widely celebrated by fans as 'Superstar Day' in Tamil Nadu.

Amitabh Bachchan was born on October 11, 1942. This is a well-documented fact. The other options (October 9, 10, and 13) are incorrect dates.

World Telecommunication Day is observed annually on May 17th to mark the founding of the International Telecommunication Union (ITU) in 1865. The day celebrates the importance of communication technology and its role in connecting people globally. It was established by the UN to raise awareness about the internet and other digital technologies.

The Mayan Long Count calendar cycle ended on December 21, 2012. This date marked the completion of a 5,125-year cycle and was widely misinterpreted as predicting an apocalypse, though it actually signified the end of one calendar era and beginning of another.

D-Day refers to June 6, 1944, when Allied forces landed on the beaches of Normandy in the largest seaborne invasion in history. This operation began the liberation of Western Europe from Nazi occupation. The term 'D-Day' refers to the day an operation begins.

International Literacy Day is observed annually on September 8th, as proclaimed by UNESCO in 1966. This day highlights the importance of literacy for individuals, communities, and societies worldwide. The other dates listed are not associated with any major international literacy observances.

World Environment Day is observed annually on June 5th. It was established by the United Nations in 1972 to raise global awareness about environmental issues and encourage positive environmental action.

Jawaharlal Nehru's birthday, November 14, is celebrated as Children's Day in India because of his love and affection for children, who called him 'Chacha Nehru' (Uncle Nehru). Therefore, option A (Children's Day) is correct.

South Korea's Independence Day (Gwangbokjeal) is celebrated on August 15th, marking the liberation from Japanese colonial rule in 1945. This day commemorates the end of 35 years of Japanese occupation and is one of the most important national holidays in South Korea, celebrated with ceremonies and cultural events.

All four international days are correctly matched with their dates. International Literacy Day is observed on September 8, International Migrants Day on December 18, International Volunteer Day on December 5, and International Day of Older Persons on October 1. These are all officially recognized by the United Nations.