After staying mum for two months, Austrian Defense Minister Klaudia Tanner broke her silence on Indonesia's proposal to buy jet fighters from the European country.

On a letter dated Sept. 4, a copy of which was obtained by The Jakarta Post, Tanner said she wanted to enter into specific sales negotiations with her Indonesian counterpart Prabowo Subianto, Austrian newspaper Kronen Zeitung reported on Sunday.

She also thanked Prabowo for his interest in buying a fleet of 15 Eurofighter Typhoon jet fighters.

"The Austrian Armed Forces are facing major challenges in air surveillance in the coming years,"  Tanner said in the letter, which was written in German. 

"We are, therefore, happy to accept your interest in purchasing the 15 Austrian Eurofighters to modernize your air fleet and will now evalua...