Quick question from the noob - Troops

How do some players have more "troops due" per turn? In the game im playing right now, i have 25 cities and 8 "troops due" while other player has 23 and 9 "troops due". Can anyone explain whats going on? 

Conquer Club, a free online multiplayer variation of a popular world domination board game.
https://beta.conquerclub.com/forum/
https://beta.conquerclub.com/forum/viewtopic.php?f=6&t=224586
qwfdgsrtgfh wrote:How do some players have more "troops due" per turn? In the game im playing right now, i have 25 cities and 8 "troops due" while other player has 23 and 9 "troops due". Can anyone explain whats going on?