Hollywood star Angelina Jolie called Bosnia's decision to include prevention of sexual violence in military training "inspiring" and "groundbreaking".
Speaking at a conference in the Bosnian capital Sarajevo, the UNHCR goodwill ambassador said the issue of war zone rape "has been a taboo subject in all countries".
"You are helping to break down those taboos and [are] redefining soldiering in the 21st Century," she told the audience.
"There can be no peace in conflict or post-conflict zones while women are raped with impunity," the actress added.
More top news
In the unexpected announcement on Monday, Mr Key said it was the "right time" to leave politics.
As the Government's Brexit appeal comes to the Supreme Court, here's a look at what you need to know.
According to local reports, the man was found by friends in their accommodation in Val Thorens resort in the Alps on Sunday morning.