North Korea is the only one currently. No peace agreement was ever reached - only a ceasefire. We're not at war with Afghanistan - just with the Taliban, and Iraq has been reduced to a policing and support operation.
How many countries took part in the world war two?
European countries vs Asia and Africa .
France
The British and the Americans
France
World War 2 began in Asia and Europe because that's where the aggressors (the countries who started the war, Germany and Japan) are located.
China, Japan and Thailand.
GermanyItalyJapan
Pakistan, Bangladesh
cuz their awwsomee
Germans Japanese Americans
Japan was at war in Asia, Germany was at war in Europe. Both of those countries were engaged in territorial conquests.