Though However, several states and even the nation’s largest pork producer have taken a stand against their usage:and is being phased out throughout the European Union due to welfare concerns with a total ban effective in 2013, these crates remain a customary pig husbandry practice in the United States.
In 2007, Oregon illegalized gestation crates.
In 2008, Colorado passed a law prohibiting veal and gestation crates.
In 2009, Michigan passed a law prohibiting veal and gestation crates, and battery cages for egg-laying hens.
In 2010, Ohio agreed to phase out veal and gestation crates, and battery cages for egg-laying hens.
In 2011, Maine outlawed veal and gestation crates.
Most recently, Rhode Island passed a law prohibiting veal and gestation crates, and tail docking of cattle.
In early 2007, the nation's largest pork producer, Smithfield Foods Inc., announced plans to phase out gestation crates at all of their breeding pig farms over the next decade. Many corporate successes followed. To see a timeline of progress on farm animal protection issues, visit The Humane Society's website