Declare war is a law that can be proposed by the President of a country and is voted by Congress.
The law passes if, after 24 hours, it has a simple majority of "Yes" votes. After passing the law, a new war will be opened with the country war was declared to. The declarer has 24 hours to attack, else, at the end of the 24 hours time, anyone can attack at any time, there is no advantage.
War can be declared to any country but if you do not share a common border you cannot attack their regions.When a country attacks another country they have 24 hours initiative to attack.The war will automatically end after 30 days even if there is no winner. Note:If a country has no regions no one can declare war on them.
Declaration of war:20 treasury gold