Don't confuse oyster shell with grit. Grit is insoluble. It stays in the gizzard and it's used to grind food. Oyster shell dissolves in the gut and its job is to add calcium to the diet of laying hens.
Kennedy's strategy of flexible response, managed by Robert McNamara, was aimed to reduce the possibility of war by miscalculation. Kennedy's administration contributed to the peaceful resolution of the Cuban Missile Crisis and refrained from further escalation of the 1961 Berlin Crisis.everal of them were from the foreign policy think tanks. Kennedy had been interested in the issues of war and peace since his youth. In his inaugural address Kennedy encapsulated his Cold War stance as following: Let us never negotiate out of fear. But let us never fear to negotiate.
Kennedy's domestic policy was a package of social services he called the New Frontier. He also pushed some advancements in civil rights for Blacks and the space program. In â¦ his foreign policy, Kennedy apparently believed in brinkmanship-- pushing to the very edge of war and hoping the enemy backs down.The strategy worked on his two crises with the USSR -- the Berlin blockade and the Cuban missile crisis.n â¦ his foreign policy, Kennedy apparently believed in brinkmanship-- pushing to the very edge of war and hoping the enemy backs down. The strategy worked on his two crises with the USSR -- the Berlin blockade and the Cuban missile crisis.