Title: Minimum wage in the United States
Content:   The minimum wage in the United States is set by U.S. labor law and a range of state and local laws. The first federal minimum wage was created as part of the National Industrial Recovery Act of 1933, signed into law by President Franklin D. Roosevelt, but declared unconstitutional. In 1938 the Fair Labor Standards Act established it at $0.25 an hour ($ in dollars). Its purchasing power peaked in 1968 at $1.60 ($ in dollars). Since 2009, it has been $7.25 per hour. Employers generally have to pay workers the highest minimum wage prescribed by federal, state or local laws. 
Title: Raise the Wage Act
Content:  The minimum wage in the United States is set by U.S. labor law and a range of state and local laws. The first federal minimum wage was created as part of the National Industrial Recovery Act of 1933, signed into law by President Franklin D. Roosevelt, but declared unconstutional. In 1938 the Fair Labor Standards Act established it at $0.25 an hour ($4.54 in 2019 dollars). Its purchasing power peaked in 1968 at $1.60 ($11.76 in 2019 dollars). Since 2009, it has been $7.25 per hour.
Title: Minimum wage
Content:  In the United States, federal minimum wage laws had their origin with the Fair Labor Standards Act of 1938, which set the minimum wage at $0.25 per hour ($ in dollars). It has been increased multiple times up to 2020's rate of $7.25 per hour, which was set in 2009. As of 2020, there were 29 states with a minimum wage higher than the federal minimum, as well as 40+ cities with minimum wages that exceeded state or federal minimum wages. This results in almost 90% of U.S. minimum wage workers earning more than $7.25, such that the effective nationwide minimum 
Title: History of the minimum wage
Content:  In 1912, the state of Massachusetts, United States, set minimum wages for women and children, and some states enacted similar protective laws. Under the Massachusetts laws, there was "the power only to investigate conditions and recommend changes". "[[q:Franklin D. Roosevelt#Sourced|It seems to me to be equally plain that no business which depends for existence on paying less than living wages to its workers has any right to continue in this country.]]" - President Franklin Delano Roosevelt In the United States, statutory minimum wages were first introduced nationally in 1938 by president Franklin D. Roosevelt. In addition to the federal minimum wage, nearly all states within the United States have their own minimum wage laws with the exception of Alabama, Louisiana, Mississippi, South Carolina, and Tennessee. Twenty-nine states have a minimum wage that is higher than the federal minimum wage.
Title: Minimum wage in the United States
Content:  The federal minimum wage was introduced in 1938 at the rate of $0.25 per hour. By 1950 the minimum wage had risen to $0.75 per hour. The purchasing power of the federal minimum wage has fluctuated; it was highest in 1968, when it was $1.60 per hour. The real value of the Federal minimum wage in 2016 dollars has decreased by one-third since 1968. The minimum wage would be $11 in 2016 if its real value had remained at the 1968 level; it has instead generally tracked the 1960 real minimum wage. From January 1981 to April 1990, the minimum wage was frozen at $3.35 per hour, then a record-setting minimum wage freeze. From September 1, 1997 through July 23, 2007, the federal minimum wage remained constant at $5.15 per hour, breaking the old record. On July 24, 2009, the minimum wage was adjusted to $7.25 where it has remained fixed for the past twelve years.
Title: Minimum wage in the United States
Content:  In 1933, the Roosevelt administration during the New Deal made the first attempt at establishing a national minimum wage regiment with the National Industrial Recovery Act, which set minimum wage and maximum hours on an industry and regional basis. The Supreme Court, however, in Schechter Poultry Corp. v. United States (1935) ruled the act unconstitutional, and the minimum wage regulations were abolished. Two years later after President Roosevelt's overwhelming reelection in 1936 and discussion of judicial reform, the Supreme Court took up the issue of labor legislation again in West Coast Hotel Co. v. Parrish (1937) and upheld the constitutionality of minimum wage legislation enacted by Washington state and overturned the Adkins decision which marked the end of the Lochner era. In 1938, the minimum wage was re-established pursuant to the 
Title: Minimum wage in the United States
Content: Price V. Fishback, Andrew Seltzer. 2020. "The Rise of American Minimum Wages, 1912–1968". NBER. 
Title: Minimum wage law
Content:  [[q:Franklin D. Roosevelt#Sourced|No business which depends for existence on paying less than living wages to its workers has any right to continue in this country.]] In the United States, statutory minimum wages were first introduced nationally in 1938. The Fair Minimum Wage Act of 2007 is the current federal minimum wage law of the United States. It was signed into law on May 25, 2007 as a rider to the U.S. Troop Readiness, Veterans' Care, Katrina Recovery, and Iraq Accountability Appropriations Act, 2007. The act implemented three increases to the federal minimum wage—from $5.15 an hour to $5.85 per hour on July 24, 2007, to $6.55 per hour on July 24, 2008, and to $7.25 an 
Title: Minimum wage
Content:  The first modern national minimum wages were enacted by the government recognition of unions which in turn established minimum wage policy among their members, as in New Zealand in 1894, followed by Australia in 1896 and the United Kingdom in 1909. In the United States, statutory minimum wages were first introduced nationally in 1938, and they were reintroduced and expanded in the United Kingdom in 1998. There is now legislation or binding collective bargaining regarding minimum wage in more than 90 percent of all countries. In the European Union, 21 out of 27 member states currently have national minimum wages. Other countries, such as Sweden, Finland, Denmark, Switzerland, Austria, and Italy, have no minimum wage 
Title: Minimum wage in the United States
Content:  Labor Standards Act, this time at a uniform rate of $0.25 per hour. The Supreme Court upheld the Fair Labor Standards Act in United States v. Darby Lumber Co. (1941), holding that Congress had the power under the Commerce Clause to regulate employment conditions. The 1938 minimum wage law only applied to "employees engaged in interstate commerce or in the production of goods for interstate commerce," but in amendments in 1961 and 1966, the federal minimum wage was extended (with slightly different rates) to employees in large retail and service enterprises, local transportation and construction, state and local government employees, as well as other smaller expansions; a grandfather clause in 1990 drew most employees into the purview of federal minimum wage policy, which by then set the wage at $3.80.

Question: when was the minimum wage established in the united states?
Answer: 1938.
1933.
1912.