sentences:  To encourage voluntary rationing, the USFA created the slogan “Food Will Win the War” and coined the terms "Meatless Tuesday" and "Wheatless Wednesday” to remind Americans to reduce intake of those products.Herbert Hoover was the head of the Food Administration as well as the American Relief Association during Woodrow Wilson's presidency, and played a key role implementing the campaign, which was one of Hoover's many attempts to encourage volunteerism and sacrifice among Americans during the war.The USFA provided a wide variety of materials in addition to advertising, including recipe books and menus found in magazines, newspapers and government-sponsored pamphlets.