Pingali Venkayya was an Indian freedom fighter and a prominent figure in the Indian independence movement. He is best known for designing the national flag of India, which was adopted in 1947. Venkayya was born on August 2, 1876, in Andhra Pradesh and was deeply influenced by the ideals of Mahatma Gandhi. In addition to his contributions to the national flag, Venkayya was also an advocate for agriculture and education. He worked tirelessly to promote the importance of self-sufficiency and was involved in various social reform activities. His legacy continues to inspire many in India today.