San Marino is a small, landlocked sovereign state located on the Italian Peninsula, surrounded by the Republic of Italy. It is the third smallest country in Europe, after the Vatican City and Monaco, and has an area of about 61.2 square kilometers. San Marino is a democratic republic with a parliamentary system of government, and its official language is Italian.

The country has a population of about 34,000 people and is known for its mountainous terrain, which is home to several ancient castles and fortresses. It is also known for its mild climate, which attracts many tourists each year.

San Marino is not a member of the European Union, but it enjoys a close relationship with the EU through its membership in the Council of Europe and its participation in the EU's single market. It also has diplomatic relations with a number of countries around the world and is a member of several international organizations, including the United Nations.

Despite its small size and relatively modest economy, San Marino is considered a prosperous and stable country, with a high standard of living and a strong social welfare system. It is also known for its low crime rate and political stability.

San Marino maintains contact with 9 countries. The five most intense relations San Marino has are with: Italy with a score of 11 659 , European Union with a score of 7 283 , Serbia with a score of 2 876 , United States with a score of 2 039 , and United Kingdom with a score of 1 970 .

The top five closest relations from San Marino are: United States with a score of 6.63 , China with a score of 6.52 , European Union with a score of 6.5 , Turkey with a score of 6.02 , and Serbia with a score of 6.02 .

While, the top five strained relations from San Marino are: Italy with a score of 3.5 , Israel with a score of 5.41 , United Kingdom with a score of 5.49 , Japan with a score of 5.72 , and Turkey with a score of 6.02 .