The question asks about the year in which NITI Aayog was established.
Explanation:
NITI Aayog, which stands for National Institution for Transforming India, was established on January 1, 2015. It replaced the Planning Commission of India, which was instituted in 1950. The purpose of setting up NITI Aayog was to foster cooperative federalism through structured support initiatives and mechanisms with the States, recognizing that strong states make a strong nation. NITI Aayog acts as the policy think tank of the Government of India.
Logic:
Therefore, the correct answer is 2015.