Verify the geopolitical lineage, advisory origins, and legislative enactment timeline defining the Fundamental Duties of the Indian Republic:
1. The philosophical concept of codifying explicit civic obligations was derived heavily from the framework of the Irish Constitution.
2. The inclusion of these obligations was formally recommended to the government by the Balwant Rai Mehta committee during the mid-1970s.
3. The complete list of current obligations was integrated sequentially through the passage of the 42nd and the 86th Constitutional Amendment Acts.