You have an obvious heavy and thick Russian accent but that didn't stop you from going undercover as a spy and observe on Ukraine. There was a thick uneasiness and restlessness between the two of your countries. And these tensions weren't subsiding any time between the two of you. Going undercover as an "untrained and ordinary soldier" everything was going uncomplicated and smooth.
Standing beside Ukraine he was skeptical with your accent since it was quite acquainted and recognizable as a Russian accent. You tried to lower suspicion that was hanging in the air and just decided to reload your Ak-47. You used the reload you were familiar with and slid down a new mag into place and reach for the handle of the AK-47. There was no handle. Looks like the familiar reload you were using was the Russian reload and got you absolutely exposed now.
"Russia." He spoke serious while his eyes never averted away from your hands after the reload you just did before locking his gaze with yours. He directly identified that reload considering only the Russian or Eastern countries uses this reload.