“Sorry, we didn’t know it was invisible!”
On March 27 1909, only three days after the start of NATO aggression against Yugoslavia, Serbian Army’s legendary 250th Air Defence Missile Brigade fired the Neva missile from a 1960′s vintage Soviet SA-3 Goa missile system that downed the most advanced American warplane which, up until then, had a reputation of being both invincible and invisible to the radars.
This warplane was the pride of USAF, F-117A, a 45-million-dollar worth, cherished stealth US bomber. But its days of glory were unceremoniously ended in the fields near a small Serbian village of Budjanovci ,about 45 km the northwest of Belgrade, after it was detected by a radar dating from the 1970’s and downed!!!r>
The invisible war airplane

Almost immediately, protest banners saying “Sorry, we didn’t know it was invisible!” showed up at daily anti-NATO rallies throughout Serbia, as well as abroad…
The invisible war airplane downed

The cache is only a logbook wrapped in folio
Sources: Internet; Photos: Internet