Maslow's hỉearchy of needs level 4

Needs for Self-Esteem: The need for appreciation and respect is found at the fourth level of Maslow's hierarchy. When the needs at the bottom three levels have been met, the esteem needs take over as the primary motivator of behaviour.  

president thomas jefferson commissioned the expedition shortly after the louisiana purchase in 1803 to explore and to map the newly acquired territory, to find a practical route across the western half of the continent, and to establish an american presence in this territory before britain and other european powers