European Union leaders agreed to suspend visa and investment talks with Russia on Thursday in reaction to its seizure of Crimea, and said they would freeze Russian assets and withdraw from a G8 summit if Russia does not reverse course.
Source: Reuters - EU sets out three steps to pressure Russia over Ukraine
I checked in dictionaries but it did not help.
I think the word “course” means “act”. Am I right? Does “reverse course” mean “stop acting like this”?