<prompt> Translate the following text to EnglishDaudi II aliporudi kutoka uhamishoni Ufaransa, aliifanya kuwa makao yake makuu ya kifalme, na akajenga mnara Mnara wa Daudi mahali ambapo sasa kuna Bati ya Nusu Mwezi.  <response>: The young David II returned from exile in France and made it his principal royal residence, building a tower house Davids Tower on the site of what is now the Half Moon Battery. 