The winter session of the Indian parliament has begun. The session will have 20 sittings between November 18 and December 13.This is the second parliamentary session of the BJP-led NDA government, which returned to power with a greater mandate in the 2019 Lok Sabha elections.The government is likely to push passage for citizenship amendment bill, which the government was unable to pass in the previous tenure.Economic slowdown, the situation in Jammu and Kashmir and unemployment are some of the key issues that are likely to emerge as flashpoints between the opposition and the BJP government. The first session was productive as both houses of the parliament passed key legislations such as Triple Talaq and giving more power to the National Investigation Agency.The last session also saw both the houses passing resolution abrogating special status to Jammu and Kashmir and also bifurcating the state into two union territories of Jammu and Kashmir and Ladakh.However, the opposition Congress party has given adjournment motion in the lower house over quote-unquote instability in J&K.Ahead of the session Indian Prime Minister Narendra Modi spoke to reporters and said that he hopes that this session will be a productive one.Today also marks the 250th sitting of the Rajya Sabha.Chairman Venkaiah Naidu has released a publication that details the journey of the upper house since May 1952.Total sittings of the Rajya Sabha till its 249th session is 5,466. Since its existence, the house has passed 3,817 bills.Out of which 60 bills lapsed due to dissolution of Lok Sabha at various point of time. A total number of bills introduced in Rajya Sabha is at 944.104 bills have been withdrawn by the upper house and over 38 bills of bills are still pending in the house.Addressing the parliament during its 250th session, PM Modi said that the Rajya Sabha allows people away from electoral politics. And contribute to the country and its development.PM Modi also hailed the Rajya Sabha on passing some landmark judgements including the triple talaq bill, abrogation of article 370 etc.To celebrate the 250th session, the upper house will discuss the role of Rajya Sabha in Indian polity: the need for reform in the second half today.A postal coin of Rs 250 and postal stamp of Rs 5 will also be released to commemorate the evolution of Rajya Sabha.