The MPs were given an ethnic item, which is worn like a scarf, from the region as they greeted their leader who then posed for a photograph with them before entering Parliament.
Both Houses were later adjourned for the day following the opposition's protests over the alleged multi-crore PNB scam.
The BJP is set to form its maiden government in Tripura and will be part of the governments in Nagaland and Meghalaya with allies.
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