sentences:  In 2003, on the eve of 6 May or St George's Day - the biggest Bulgarian military holiday, the Bulgarians saw for the first time the solemn show-ceremony "Iskra" ("Sparkle").This performance is combination of spectacular demonstration of non-standard combatant positions, movement with and without weapon and saluting battle flags and the heroes, who gave their lives for the freedom and independence of Bulgaria.The ritual "Solemn changing of the sentry of honour in front of the Presidency" first took place on November 5, 2003.