Countries operating the Aero L-39 Albatros.  Blue: Current military operators.  Red: Former military operators.  Cyan: Current civilian operators.
<a href="//commons.wikimedia.org/wiki/User:Joshbaumgartner" title="User:Joshbaumgartner">Josh Baumgartner</a>
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<span class="int-own-work" lang="en">Own work</span>