The article shows that the countries that made an economic breakthrough and entered the world of states with high per capita incomes in any variant of using the strategies of catch-up or anticipatory development, export orientation or import substitution relied on the creation of industries in their own country, that is, on nationally rooted development. The author reveals the content of nationally rooted development as a basis for economic stability and security. The relationship between the concepts of "sustainability" and "resilience" has been clarified. "Resilience" is interpreted as a specific form of stability of an economic object, associated with its flexibility and ability to recover from destructive impacts. In a broader context, the sustainability of economic development is considered as the ability to develop the production of a network of various goods (material and ideal, public and individual, institutional and social) to meet the needs of society, its communities and citizens on the basis of technical and technological development and its corresponding socio-economic organization, which is based on the comprehensive use of national resources and international cooperation to create added value in the national space-time and has the property of maintaining dynamic balance in conditions of uncertainties and destabilizing influences of the hybrid "peace-war" system. The author reveals the mechanisms for ensuring the national rooting of economic development as the basis of its stability and security. It is shown that the components of the structure of these mechanisms are goal setting with scientific justification of the relevant policy, strategic planning and development of planning and market mechanisms for solving strategic tasks with logistical, organizational and monetary support for achieving the goal of nationally rooted development. It is concluded that national projects should become the key organizational link of the mechanism of national rooting of economic development. The article shows that in conditions of uncertainty and extreme complexity of social processes, it is possible to solve the task of national rooting of economic development only by relying on a meritocratic approach to management.