The central idea of this article is that bicycles were and still are an important military device. How does paragraph 2 support the central idea? It explains that army regiments have been fighting on foot since ancient times. it explains that the 25th infantry was a regiment of African-American soldiers, It explains that the First military bicycles were sturdy because they were made of iron and weighed 100 pounds. It explains that bicycles were important to a regiment of African-American soldiers in the 1890s. ロココ = LA 09:50