2013 United States budget sequestration
As a result of the Budget Control Act of 2011, a set of automatic spending cuts to United States federal government spending in particular of outlays were initially set to begin on January 1, 2013. They were postponed by two months by the American Taxpayer Relief Act of 2012 until March 1 when this law went into effect.
Source: Wikipedia — 2013 United States budget sequestration (CC BY-SA 4.0)