Do all armies have the same rank structure?

Read also:

• Do you feel uncomfortable when you come across cross dressers?
• Why do we exist, and why are we conscious?
• Are fanservice-y characters (i.e. Lara Croft, Tifa Lockhart) immediately bad?
• What are the potential benefits of going without clothes at home for a few days without any specific reason?
• What does it mean when we dream about demons, ghosts, monsters, etc.?
• What happens to single guys when they get older?
• If a cat is feminine in German, what article do you give to a male cat?
• If Republicans say that Biden goes to shower with his daughter, how do Democrats support it?
• What is the reason behind the Russian government's negative view on foreign travel?
• Why do wives cheat on their loyal husbands?
• What are the most extreme examples of hypocrisy?
• Who is the most trusted person in your life, and do they have the same trust on you?
• Dear atheist, do you realise that there is a God watching over you who will one day judge and condemn you for every wrong thing you have said and done before casting you into the lake of fire?
• What exactly is the difference between a surge protector and a fuse? Can a fuse protect the electronic devices from lightning instead of surge protector?