This is the typical combat that sees two airplanes moving towards each other with the aim of fighting. Despite its reputation as a beginner's tactic, it is a "engagement" mode with its own because, in some situations: 1) When your aircraft has a significantly higher firepower, or is equipped with a remarkable resistance. 2) When your aircraft is badly damaged and there are no other options left - in this case you will be carrying out a "Kamikaze" attack.
One way to improve the effectiveness of this kind of combat is to fly sideways during the early stages, and then project you into speed towards the enemy as soon as he begins to think you are moving away. You can thus inflict damage to War Thunder Golden Eagles the enemy without risking a collision yourself.