Foreign relations of the Holy See treaties. Traditionally, an agreement on religious matters between the Holy See of the Catholic Church and a sovereign state is called a concordat. This often includes both recognition and privileges for the Catholic Church in a particular country, such as exemptions from certain legal matters and processes, issues such as taxation, as well as the right of a state to influence the selection of bishops within its territory. Foreign relations of the Holy See The Holy See has long been recognised as a subject of international law and as an active participant in international relations. One observer has said that
Holy See weakened the authority of the Holy See throughout much of Europe. Following the French Revolution, the Papal states was briefly occupied as the "Roman Republic" in 1798–1799 as a sister republic of the First French Empire under Napoleon, before the territority was reestablished. Notwithstanding, the Holy See was represented in and identified as a "permanent subject of general customary international law vis-à-vis all states" in the Congress of Vienna in 1814-1815. The Papal States was recognised under the rule of the Papacy and largely restored to their former extent. Despite the Capture of Rome in 1870 by the Kingdom of