The Peace of Prague of 30 May 1635 was a treaty between the Holy Roman Emperor, Ferdinand II, and most of the Protestant states of the Empire. It effectively brought to an end the civil war aspect of the Thirty Years' War (1618-1648; however, the war still carried on due to the continued intervention on German soil of Spain, Sweden, and, from mid-1635, France. May 30 is the 150th day of the year in the Gregorian calendar (151st in leap years). ... Events February 10 - The Académie française in Paris is expanded to become a national academy for the artistic elite. ... The Holy Roman Emperor was, with some variation, the ruler of the Holy Roman Empire, the predecessor of modern Germany, during its existence from the 10th century until its collapse in 1806. ... Ferdinand II, Holy Roman Emperor (July 9, 1578 – February 15, 1637), of the house of Habsburg, ruled 1620-1637. ... Protestantism is a general grouping of denominations within Christianity. ... A civil war is a war in which parties within the same culture, society or nationality fight for political power or control of an area. ... The victory of Gustavus Adolphus at the Battle of Breitenfeld (1631) The Thirty Years War was fought between the years 1618 and 1648, principally on the territory of todays Germany, but also involving most of the major continental powers. ... Events March 8 - Johannes Kepler discovers the third law of planetary motion (he soon rejects the idea after some initial calculations were made but on May 15 confirms the discovery). ... // Events January 17 - Englands Long Parliament passes the Vote of No Address, breaking off negotiations with King Charles I and thereby setting the scene for the second phase of the English Civil War. ...

Negotiations towards the agreement had been instigated by the Elector of Saxony, John George I, who whilst being a Lutheran prince had nonetheless been an ally of the Emperor until the Swedish intervention in 1630. Years of fighting, an inability to reimpose Roman Catholicism by force, and the need to put an end to the intervention of foreign powers in German affairs all combined to bring Ferdinand to the table with a degree of willingness to make concessions towards the Lutheran princes. An elector can be: In the Holy Roman Empire of German Nation, the collegiate of seven Electors (eight since 1648) (Kurfürsten) consisted of those lay or clerical princes who had the right to vote in the election of the king or Holy Roman Emperor; see prince-elector. ... The Free State of Saxony (German: Freistaat Sachsen; Sorbian: Swobodny Stata Sakska) is at a land area of 18,413 km² and a population of 4. ... John George I (5 March 1585 - 8 October 1656), elector of Saxony, second son of the elector Christian I. He succeeded to the electorate in June 1611 on the death of his elder brother, Christian II. The geographical position of electoral Saxony hardly less than her high standing among the... The Lutheran movement is a group of denominations of Protestant Christianity by the original definition. ... Events February 22 - Native American Quadequine introduces Popcorn to English colonists. ... The Roman Catholic Church, most often spoken of simply as the Catholic Church, is the largest Christian church, with over one billion members. ...

The main terms of the treaty were:

• The Edict of Restitution of 1629 was effectively revoked, with the terms of the Peace of Augsburg of 1552 being re-established as at 12 November 1627.
• Formal alliances between states of the Empire were prohibited.
• The armies of the various states were to be unified with those of the Emperor as an army for the Empire as a whole.
• Amnesty was granted to the enemies of the Emperor (with the exception of the former Elector Palatine, Frederick V).

As well as bringing to an end the fighting between the various states, the treaty also brought to an end religion as a source of national conflict; the principle of cuius regio, eius religio was established for good within the Empire. In return for making concessions in this area, Ferdinand gained the alliance of the Lutheran princes both in the struggle against the Swedish intervention, and against the expected intervention of France. This article needs cleanup. ... Events March 4 - Massachusetts Bay Colony is granted a Royal charter. ... The Peace of Augsburg was a treaty signed between Charles V, Holy Roman Emperor, and the forces of the Schmalkaldic League on September 25, 1555 at the city of Augsburg in Germany. ... Events April - War between Henry II of France and Emperor Charles V. Henry invades Lorraine and captures Toul, Metz, and Verdun. ... November 12 is the 316th day of the year (317th in leap years) in the Gregorian Calendar, with 49 days remaining. ... Events A Dutch ship makes the first recorded sighting of the coast of South Australia. ... Frederick is also called the Winter King of Bohemia because he reigned for less than three winter months in 1620 after he was installed by a rebellious Protestant faction. ... Cuius regio, eius religio is a phrase in Latin that means, Whose the region is, his religion. ...

Ferdinand was also forced to make individual concessions to some of the major states to get them to sign the treaty: Saxony was granted the Margraviates of Lower and Upper Lusatia by Ferdinand in his capacity as King of Bohemia, Brandenburg had its claim to Pomerania confirmed, and even Bavaria, which had supported the Emperor throughout the war, extracted some minor concessions. Graf is a German noble title equal in rank to a count or an earl. ... Lusatia (German Lausitz, Upper Sorbian Łužica, Lower Sorbian Łužyca, Polish Łużyce, Czech Lužice, sometimes called Sorbia, is a historical region between Bóbr-Kwisa rivers and Elbe river in northeastern Germany (states of Saxony and Brandenburg), south-western Poland (voivodship of Lower Silesia and northern Czech... Lusatia (German Lausitz, Upper Sorbian Łužica, Lower Sorbian Łužyca, Polish Łużyce, Czech Lužice, sometimes called Sorbia, is a historical region between Bóbr-Kwisa rivers and Elbe river in northeastern Germany (states of Saxony and Brandenburg), south-western Poland (voivodship of Lower Silesia and northern Czech... Bohemia. ... Surrounding but excluding the national capital Berlin, Brandenburg (Sorbian/Lusatian: Brandisborska) is one of Germanys sixteen Bundesländer (federal states). ... Historic Pomerania (outlined in yellow) on the background of modern country borders. ... The Free State of Bavaria  (German: Freistaat Bayern), with an area of 70,553 km² (27,241 square miles) and 12. ...

The Peace of Prague was also the name of a treaty between Austria and Prussia that concluded the Seven Weeks' War of 1866. It ensured that Venetia would be returned to Italy, north Schleswig to Denmark, and it surprisingly dealt little punishment to the loser, Austria. Bismarck had intended for this because he had planned to use Austria later on in his bid for the unification of Germany.