Answer: WORLD WAR 1 AND II
BICYCLE CRAZE
ENDORSING.
Explanation:World war 1 is also known as the FIRST WORLD WAR it took place between 1914-1918, it made sports Competition popular among soldiers such as Football, Athletics etc the love of sports led to the creation of leagues among soldiers and war criminals. World war II significantly affected the sports as.moat of the plays were called-off,sports men were recruited to fight etc.
The bicycle craze had a great significant in sports as the urge for bicycle rasing started immediately after the invention of bicycles in the 1800s.
ENDORSING have impacted sports greatly as many multinationals have been involved in endorsing spots men and women,this has helped to increase the urge for sporting activities.
