<P> On the twenty - fifth day of the month of Elul, 52 days after the work began, the whole wall was completed . Jews from all classes had taken part in the reconstruction work that provided the poor Jews with livelihood and payments . </P> <P> After twelve years in the Land of Israel, he kept his promise and returned to Persia to the service of his royal master, but due to the deteriorating security, religious and social conditions in the land of Israel, he returned to Jerusalem in 431 BCE, escorted by the army . </P> <P> He acted with decisiveness upon his return . He ousted Tobiah the Ammonite who settled himself inside the holy temple and placed back the Levites . He stopped commerce on the sabbath day and acted against mixed marriage that evolved during his absence . In that conjunction, he drove out the grandson of the high priest for his own mixed marriage . </P> <P> In Nehemiah's time, Jerusalem's Jewish population had grown considerably . </P>

Who led the first return from persia back to judah