The centre, union ministers and several actors tweeted sharp responses to pop star Rihanna's tweet on farmers' protests; Actors Akshay Kumar, Ajay Devgn tweet with #IndiaAgainstPropaganda; #FarmersProtest was a global trend on Twitter after Rihanna's tweet; Thousands attend farmers' meeting in Jind, Haryana; India becomes the fastest country to vaccinate 4 million people; and other top news of the day.