an international border lies between countries
Border (as in the border between countries) in french is 'frontière'. ie; to cross the 'border'- passer la 'frontière'.
the Prut forms the border between Romania and Moldova.
border ..
No. The Shannon runs through Ireland and does not form the border between any countries. It does form boundaries between some counties in Ireland though.
The longest international border is between Canada and the United States, stretching over 5,500 miles.
It is called the border. There are border crossing set up on most of them to control who comes in or out of the country.
russia
A frontier is a border area between two regions or countries that is undeveloped, sparsely populated, or not fully controlled by either side. It can also refer to a region that is on the edge of settled territory, often seen as a place of opportunity and adventure.
It is called a border.
The Border between the two countries separating Russia and China is just that a Border line.
At 8891 km, the border between Canada and the USA is the longest between any two countries, but a major section of that border (with Alaska) is not contiguous with the rest. The longest contiguous section of border between two countries in the world is between Russia and Kazakhstan, at 6846 km.