In his commencement address, President Obama told the cadets he believes the nature of the war in Afghanistan has changed since it began in 2001, but that it is no less important today.
VOA: standard.2010.05.22
They may not understand that warhaschanged for us as a people too.
He is arguing that the fundamental nature of warhas not changed and is using the work of a widely-cited, well-respected classic theorist to support his argument.
Life in Hacipasa has been changed by the war which has come so close to the town -- the refugees need help and residents often hear the sounds of shelling or bombs hitting targets inside Syria.