The Shivaji Park area of Dadar was declared a ‘no-fly’ zone on Tuesday, Mumbai Police also issued prohibitory orders for 24 hours starting at midnight on Republic Day. As per reports, the order was issued amid suspicions of an aerial attack on January 26. Security has been stepped up across the country ahead of the 74th Republic Day celebrations this year. The flying of sub-conventional and aerial platforms in the National Capital Territory of Delhi has been banned by the police until further notice.