Tôi đã tìm thấy một văn bản trả lời "¿En qué año tuvieron lugar las Revoluciones?" bằng 1848. Nó bắt đầu bằng "After the ". Bạn có thể tiếp tục nó không?
failure of the Revolutions of 1848, Adalbert was able to resume his plans for the establishment of a Prussian Navy.  He began with the construction of warships and naval education and training.  From the middle of the 1850s, one could find Prussian corvettes and frigates upon all the world’s seas.