Redshank is a type of soldier that exists in many countries. They are called "redshanks" because they wear red socks or leggings as part of their uniform.
Redshanks are trained to protect their country and its people from enemies or threats. They learn how to use weapons like guns and how to work together as a team.
Redshanks might work in different branches of the military, such as the army, navy or air force. They might work on the ground in battles, or go on missions like delivering supplies or rescuing people in danger.
Overall, redshanks are brave and strong people who are ready to defend their country and fight for what they believe in.