I believe that it is Kazakhstan.
Slovenia shares the largest border with Italy.
Atlantic Ocean
the Atlantic Ocean, the 2nd largest ocean on Earth
California!
Chile has the longest border with the pacific ocean.
No. Turkey does not border the Persian Gulf and is actually smaller than Saudi Arabia, which is the largest country to border the Persian Gulf.
The Atlantic
The ocean: the Pacific, the country: Mexico.
The only country sharing a border with Portugal, that is, Spain
France
Pacific Ocean Washington, Oregon and California
Hungary is a landlocked country in Europe and so it does not border any ocean.