As 2009 comes to a close, we bring you some of the most striking photos from some of the most urgent crises MSF responded to over the last 12 months.
In 2009, MSF responded to emergencies as diverse as cholera epidemics and malnutrition, crises in international funding for HIV/AIDS treatment, and the lack of medical assistance to newly arrived migrants in Europe. Here is a timeline documenting many of MSF responses over course of the year.