Logan went on to note, “As strike rates in the U.S. have fallen to an all-time low, demand for strike management companies has also declined.”  In France, the right to strike is recognized and guaranteed by the Constitution. Farah`s strike from 1972 to 1974 called it the “strike of the century” and was organized and led by Mexican-American women, primarily in El Paso, Texas.  Strikes may be specific to a particular workplace, employer or unit within a workplace, or may encompass an entire industry or any employee in a city or country. Strikes involving all workers or a number of large and important groups of workers in a particular community or region are called general strikes. In certain circumstances, strikes may take place to put pressure on the state or other authorities or to respond to dangerous conditions in the workplace. In 1838 a committee of the Statistical Society of London used the first written questionnaire. The commission drew up and printed a list of questions “that were intended to create a complete and impartial history of the strikes.”  The Police Federation, which was created at the time to deal with labour complaints and represent police officers, attempted to put pressure on the Blair Ministry and threatened to strike on several occasions. .