Final answer:
The Kenya African Union (KAU) adopted the official KA badge in 1907 as a symbol of unity and identity in their fight for African liberation.
Step-by-step explanation:
The official KA badge was adopted by the Kenya African Union (KAU) in 1907. The Kenya African Union was a political party formed in Kenya that aimed to unite the African population and advocate for their rights and independence.
The adoption of the official KA badge was a symbol of unity and identity for members of the Kenya African Union. It represented their commitment to the cause of African liberation and their determination to fight for justice and equality.
The adoption of the KA badge in 1907 marked a significant milestone in the history of Kenya and the African independence movement. It demonstrated the growing strength and organization of African political parties in their struggle against colonial rule.