What were obstacles that john cabot faced

John Cabot is an English navigator who was sent to the New World to explore. It was King Henry VII’s order. In his journey, he has faced a lot of difficulties. These include strong winds, violent storms, and food and water shortages. He also encountered further issues with his crew members. He along with his crew had been lost amid the vast sea. Because of this, he and his members were never contacted again. The cause of their death is still unknown until now. 

It should be at the center of any map going vertically: the prime meridian, as it passes through greenwich,  england, is considered 0 degrees longitude