<prompt> Translate the following text to EnglishHata hivyo, kazi kubwa iliyofanywa wakati wa utawala wao ilikuwa ujenzi wa Mfereji wa Suez, ambao ulikuwa ajabu ya uhandisi wakati huo na ulifunguliwa kwa furaha kubwa mwaka wa 1869.  <response>: The one great feat that was achieved during their sovereignty, though, was the creation of the Suez Canal, an engineering marvel of its day that opened with great aplomb in 1869. 