President Ram Nath Kovind has arrived in Guwahati on a 3-day visit to Assam. Governor Prof. Jagdish Mukhi and Chief Minister Himanta Biswa Sarma received him at the airport. Mr. Kovind will inaugurate the year-long celebration to mark the 400th birth anniversary of the great Ahom general Lachit Borphukan in Guwahati this evening.  <br />''<br />''The President will launch the birth anniversary celebration of Borphukan by laying the foundation for the re-development of the general's memorial in Jorhat. In the same event, he will also lay the foundation for a memorial of the Alaboi Battle at Dodora in Kamrup district. Tomorrow Mr. Kovind will attend the convocation ceremony of Tezpur University. On the same day, the President will undertake a jeep safari in Kaziranga National Park and also review the conservation and development efforts of the park. Mr. Kovind will also attend an exhibition at the Kaziranga national park. <br />