ber a ▁y ▁Saint ▁Cl iment , ▁ 2 nd ▁March ion ess ▁of ▁Rub í ▁and ▁Baron essa ▁of ▁L lin as . ▁The ▁mar quis ▁of ▁Rub í ▁was ▁the ▁nep hew ▁of ▁the ▁ 6 th ▁Prince ▁of ▁Bel mon te , ▁Don ▁( Gi useppe ) ▁Antonio ▁P ign at elli ▁y ▁A ym er ich , ▁and ▁of ▁Do ña ▁Marian na , ▁Count ess ▁of ▁Al th ann , ▁lady ▁in ▁waiting ▁to ▁Em press ▁Elizabeth , ▁cons ort ▁of ▁Emperor ▁Charles ▁VI ▁and ▁mother ▁of ▁Em press ▁Maria ▁Ther esa ▁of ▁Austria . ▁ ▁Career ▁Rub í , ▁who ▁had ▁achieved ▁the ▁high ▁rank ▁of ▁field ▁mar shal ▁and ▁kn ight ▁commander ▁in ▁the ▁Order ▁of ▁Alc ánt ara , ▁arrived ▁at ▁Ver ac ru z ▁on ▁ 1 ▁November ▁ 1 7 6 4 , ▁as ▁part ▁of ▁the ▁expedition ▁of ▁Juan ▁de ▁Vill ab la , ▁who ▁had ▁been ▁sent ▁to ▁New ▁Spain ▁to ▁organ ize ▁regular ▁army ▁and ▁colonial ▁milit ia ▁units . ▁On ▁August ▁ 7 ▁ 1 7 6 5 , ▁King ▁Charles ▁III ▁appointed ▁Rub í ▁inspect or ▁of ▁front ier ▁pres id ios ▁and ▁commission ed ▁him ▁to ▁rem edy ▁economic ▁ab uses ▁and ▁other ▁ur gent ▁matters . ▁When ▁not ified ▁of ▁his ▁commission , ▁Rub í ▁went ▁to ▁Mexico ▁City ▁in ▁mid - Dec ember ▁ 1 7 6 5 ▁and ▁remained ▁in ▁the ▁capital ▁until ▁March ▁ 1 7 6 6 , ▁when ▁he ▁received ▁his