Imagine the President of Mexico, wearing that on a jacket or t-shirt.
That is the level of Orban's stupidity.
The difference is that Mexico never controlled that territory, any more than France controlled what became The Louisiana Purchase. Those borders were drawn on paper out of pure fantasy, and were therefore also give up with the stroke of a pen by diplomats and kings.
On the other hand, Hungary and the various manifestations of the Hungarian Empire existed throughout history. Watch the amazing time lapse video above.