Languages of the European Union which is understood by 51% of all adults, while German is the most widely used mother tongue, spoken by 18%. All 24 official languages of the EU are accepted as working languages, but in practice only two – English and French – are in wide general use and of these English is the more commonly used. French is an official language in all three of the cities that are political centres of the Union: Brussels (Belgium), Strasbourg (France) and Luxembourg City (Luxembourg). , the official languages of the European Union, as stipulated in the latest amendment of "Regulation No 1
Siege of Strasbourg operations along the Seine and in the siege of Paris. The deliberate German targeting of civilian morale presaged the total wars of the 20th century. After the Battle of Wörth, Crown Prince Frederick detached General August von Werder to move south against the fortress of Strasbourg. The city commanded a bridgehead across the Rhine, threatening southern Germany. Werder's force was made up of 40,000 troops from Prussia, Württemberg and Baden, which lay just across the Rhine from Strasbourg. Werder's force eventually included the "Landwehr" Guard Division, the 1st Reserve Division, with one cavalry brigade, 46 battalions, 24 squadrons, 18 field