Final answer:
Jawaharlal Nehru's main economic goal as the 1st Prime Minister of India was to promote economic self-reliance and development.
Step-by-step explanation:
Jawaharlal Nehru's main economic goal as the 1st Prime Minister of India was to promote economic self-reliance and development. He believed in socialism and sought to industrialize India and reduce its dependence on foreign-owned industries. Nehru's government nationalized key sectors such as railroads, electric utilities, and communication systems as part of efforts to achieve economic independence.