est le pays le plus

is the most

→ être
phrase Rare #45,729
is the most Used with an adjective to say that a country has the highest degree of a quality.
FR: La Suisse est le pays le plus cher d'Europe.
EN: Switzerland is the most expensive country in Europe.

La Russie est le pays le plus étendu du monde.

Russia is the largest country in the world.

Quel est le pays le plus pauvre de l'Union Européenne?

Which is the poorest country in the European Union?

La Norvège est le pays le plus riche du monde.

Norway is the richest country in the world.

On dit que le Japon est le pays le plus riche du monde.

Japan is said to be the richest country in the world.