The man who first warned the international community of the impending genocide in Rwanda is now fighting to ensure it never happens again.<br /><br />Romeo Dallaire was the UN's Commander in Rwanda twenty years ago. His warnings were ignored and 800,000 people were slaughtered when Hutus slaughtered their Tutsi rivals.<br /><br />A lot has changed at the UN since the Rwandan genocide. Soldiers can be deployed more quickly and member states have accepted that the international community has a responsibility to protect people from mass atrocities when their own government will not.<br /><br />But as violence in South Sudan, the Central African Republic and Syria shows, the UN can not do much without the political will of member states.<br /><br />Al Jazeera's Kristen Saloomey reports from the UN's headquarters in New York.
