Home›Military Aircraft›StatusBrowse ByStatusFactsStatusSourcesComments (0)Reader Challenges (0)FactsComparisonEra of EmergenceWell-attested1794 1StatusAbandonedStatus7 entriesCancelledStatus88 entriesDesign only (never built)Status36 entriesDestroyedStatus13 entriesIn ProductionStatus7 entriesIn serviceStatus44 entriesOne-off conceptStatus4 entriesOut of productionStatus78 entriesRetired from serviceStatus28 entriesScrappedStatus5 entriesSurvivingStatus16 entriesUpcomingStatus3 entriesSources1. Wikipedia: Military aviationtier 2WikipediaMilitary aviation, History section, Battle of Fleurus sentenceQuote, Military aviation, History section, Battle of Fleurus sentenceDuring the Battle of Fleurus in 1794, the French observation balloon l'Entreprenant was used to monitor Austrian troop movements.View the SourceComments (0)No comments yet. Be the first to share a thought.Sign in to join the discussion.Reader Challenges (0)No disputes yet. Spotted an error or a better source? Open the first one.Sign in to dispute this or suggest a correction.