 
 <prompt> ```Why Europeans dey happy? Based on di previous question, write small tori wey contain di answer. E fit be 1 - 20 sentences. Context:``` <response>: By 17 May, di main Austrian army under Charles don land for Marchfeld. Charles keep di bulk of im troops several miles away from di river bank dey hope say dem go fit concentrate dem for di point wey Napoleon decide to cross. On 21 May, di French make dia first major effort to cross di Danube, wey cause di Battle of Aspern-Essling. Di Austrians enjoy better pass French for number throughout di battle; on di first day, Charles get 110,000 soldiers against only 31,000 wey Napoleon command. By di second day, reinforcements don boost French numbers reach 70,000. Di battle get wahala as dem dey struggle back and forth for di two villages of Aspern and Essling, wey be di main points of di French bridgehead. By di end of di fight, French don lose Aspern but still control Essling. Di continuous Austrian artillery bombardment eventually make Napoleon withdraw im forces back onto Lobau Island. Both sides wound each other with about 23,000 casualties. E be di first time wey Napoleon suffer defeat for major set-piece battle, and e cause excitement for many parts of Europe because e show say dem fit beat am for battlefield. 