Who conducted an exercise "Cross Bow 18"?

The INS Dronacharya team won the Regatta trophy in the Kochi Area Pulling Regatta 2019 of the Southern Naval Command (SNC) held in the Ernakulam Channel. Anti-Submarine Warfare (ASW) School & Diving School secured the runners up position. The Boat Pulling Regatta is one of the most prestigious and traditional naval sporting activities conducted by the Navy. Six teams, formed from all major units of SNC based at Kochi, participated in the regatta.

US regulator Federation of Aviation Administration (FAA) retained the highest aviation safety ranking for India. According to FAA, India's International Aviation Safety Assessment (IASA) rating remains 'Category 1'. This ranking was based on an audit of the Directorate General of Civil Aviation (DGCA) in July 2018.

The Indian Navy inducted its first Deep Submergence Rescue Vehicle (DSRV) System at the Naval Dockyard in Mumbai on 11 December 2018. DSRV is used to rescue crew members stranded in submarines that get disabled. The Indian Navy joins a select group of naval forces in the world that boasts of DSRVs. The DSRV can be operated at a depth of 650 meters and can hold around 15 people.

The sea phase of the ASEAN Defense Ministers' Meeting (ADMM)-Plus Maritime Security Field Training Exercise (MS FTX) in the South China Sea concluded on 13 May 2019 at RSS Singapura, also known as Changi Naval Base in Singapore. The ADMM-Plus Maritime Security Field Training Exercise was held from 30 April to 13 May. The exercise commenced on 30 April in Busan, South Korea and concluded in Singapore. It was co-organized by Singapore and South Korea as both nations currently hold co-chairmanship of ADMM-Plus Experts' Working Group on Maritime Security. This is the fourth Maritime Security Field Training Exercise (MS FTX) was conducted under the ambit of the ADMM-Plus.

The fourth of Indian Navy's stealth Scorpene class Submarines of Project 75, INS Vela was launched at the Kanhoji Angre Wet Basin of Mazagon Dock Limited at Mumbai in Maharashtra. The submarine has been named 'Vela' after an earlier submarine, which was the lead submarine, of the erstwhile Vela class, the second batch of the Foxtrot class submarines acquired from erstwhile USSR.

The Indian Coast Guard has launched 'Operation Oliva' as part of its annual mission to ensure the safe mid-sea sojourn of breeding Olive Ridley sea turtles in Gahirmatha marine sanctuary area, Devi river mouth, and Rushikulya beach of Odisha. The turtle conservation programme is executed in a joint coordination with the forest department of Odisha to keep watch and vigil on illegal fishing along the turtle concentration zone. As a part of the operation, a fleet of ships and a service aircraft has been pressed into service besides the coast guard has also organised interactive sessions with fishermen communities to sensitise them on the legal embargo on fishing during ridleys' nesting season.

US-based Boeing has retained its position as the world's largest planemaker for the seventh year in a row, delivering a record 806 aircraft in 2018. Overall, the company saw 893 net orders valued at $143.7 billion. Boeing was followed by its European rival Airbus which delivered 800 aircraft last year.

The two ships are scheduled to visit Chinese port of Qingdao from 21 to 26 April to participate in an International Fleet Review to celebrate the 70th anniversary of People's Liberation Army (PLA) Navy. INS Kolkata is the lead ship of the Kolkata-class stealth guided-missile destroyers of the Indian Navy. INS Shakti is tanker and supply ship. Over 60 countries would join the commemorative event for the PLA Navy's 70th founding anniversary on April 23.

57 year old, SpongeBob SquarePants creator Stephen Hillenburg passed away due to Motor Neuron Disease also known as ALS, a disease he had been diagnosed with in 2017. SpongeBob, an American animated series, which was aired for nearly two decades since its premiere in 1999 is Nickelodeon's biggest hit. Hollywood actor David Hasselhoff was starred in SpongeBob SquarePants Movie.

The 1971 India-Pakistan war hero, Captain Mohan Narayan Rao Samant of the Indian Navy, passed away at the Bharatiya Arogya Nidhi Hospital in Juhu at the age of 89 years due to cardiac arrest. He was a native of Pune (Maharashtra).He was an awardee of Maha Vir Chakra for his bravery.He had trained over 400 Bengali college students as maritime commandos in the run up to the 1971 war against Pakistan. In 2012 Bangladesh Govt conferred him the "Friend of Liberation War" honour.