Israeli Prime Minister Benjamin Netanyahu on Sunday tried to downplay a brewing scandal over the purchase of German submarines, saying his only consideration in ordering the deal was fortifying the country's security.

Netanyahu's comments came amid calls for an inquiry after it was revealed that his personal attorney, David Shimron, had represented the German company building the submarines.

The reports into Shimron's involvement in the $1.5 billion sale raised concerns over a potential conflict of interests. Suspicions of impropriety were heightened after former Defense Minister Moshe Yaalon said he was sidelined on the purchase plans — which went forward after he was replaced.

Israel has ordered six submarines from Germany over the past two decades, with the final one scheduled to be delivered in 2018. Israel recently decided to purchase three new ones to replace its older submarines.... Read More: ABC News