The Marine Corps Junior Reserve Officers Training Corps(MCJROTC) is a composite of the lessons learned throughout the JROTC programs of the past. The modern JROTC program capitalizes on its mission to provide a course of leadership education designed to develop informed citizens, strengthening character by the teaching of discipline, and developing the understanding of the responsibilities of citizenship. There are (as of June 2006) 260 MCJROTC units across the nation and world.