 In 1799 , Napoleon Bonaparte conquered Haifa during his unsuccessful campaign to conquer Palestine and Syria , but soon had to withdraw ; in the campaign 's final proclamation , Napoleon took credit for having razed the fortifications of " Kaïffa " ( as the name was spelled at the time ) along with those of Gaza , Jaffa and Acre . 
 In 1799 , Napoleon Bonaparte conquered Haifa during his unsuccessful campaign to conquer Palestine and Syria , but soon had to withdraw ; in the campaign <a href='null_genetive' title='1'><mark>'s</mark></a>final proclamation , Napoleon took credit for <a href='been_done' title='2'><mark>having</mark></a> razed the fortifications of " Kaïffa " ( as the name was spelled at the time ) along with those of Gaza , Jaffa and Acre . 
In 1799 , Napoleon Bonaparte conquered Haifa during his unsuccessful campaign to conquer Palestine and Syria , but soon had to withdraw ; in da campaign  final proclamation , Napoleon took credit for done razed the fortifications of " Kaïffa " ( as the name was spelled at the time ) along with those of Gaza , Jaffa and Acre .