Some beginner gameplay and strategies questions

[Amhazair]

Originally Posted by Zywack

The only way that I could sort of see is if they had given orders to attack B. My army at B consider itself under attack, so it switch to defending. My army from A lands on C, stopping their movement and making them defend. Is that correct? It doesn't make too much sense, but it's the most logical explanation I can think of right now...

Most likely something along those lines, yes. This happens occasionally, though not at all often. I'm not sure if it's a bug or a 'feature'.