The Regensburg Congress was a meeting of master masons (architects) of Gothic architecture

Gothic architecture

Gothic architecture is a style of architecture that flourished during the high and late medieval period. It evolved from Romanesque architecture and was succeeded by Renaissance architecture....

 in Regensburg

Regensburg

Regensburg is a city in Bavaria, Germany, located at the confluence of the Danube and Regen rivers, at the northernmost bend in the Danube. To the east lies the Bavarian Forest. Regensburg is the capital of the Bavarian administrative region Upper Palatinate...

, Bavaria

Bavaria

Bavaria, formally the Free State of Bavaria is a state of Germany, located in the southeast of Germany. With an area of , it is the largest state by area, forming almost 20% of the total land area of Germany...

 in 1459. At this meeting, and the others that followed, the masters of the Holy Roman Empire

Holy Roman Empire

The Holy Roman Empire was a realm that existed from 962 to 1806 in Central Europe.It was ruled by the Holy Roman Emperor. Its character changed during the Middle Ages and the Early Modern period, when the power of the emperor gradually weakened in favour of the princes...

 specified the regulations of their trade. Such regulations included the secrecy of their methods of design.

The nineteen masters in attendance included those in charge of cathedrals in Regensburg

Regensburg

Regensburg is a city in Bavaria, Germany, located at the confluence of the Danube and Regen rivers, at the northernmost bend in the Danube. To the east lies the Bavarian Forest. Regensburg is the capital of the Bavarian administrative region Upper Palatinate...

, Vienna

Vienna

Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

 (Lorenz Spenning

Lorenz Spenning

Lorenz Spenning was a gothic architect who was master of St Stephen's Cathedral, Vienna from 1454. He was present at the Regensburg Congress of 1459.- References :...

), Basel

Basel

Basel or Basle In the national languages of Switzerland the city is also known as Bâle , Basilea and Basilea is Switzerland's third most populous city with about 166,000 inhabitants. Located where the Swiss, French and German borders meet, Basel also has suburbs in France and Germany...

, Bern, Passau

Passau

Passau is a town in Lower Bavaria, Germany. It is also known as the Dreiflüssestadt or "City of Three Rivers," because the Danube is joined at Passau by the Inn from the south and the Ilz from the north....

, Salzburg

Salzburg

-Population development:In 1935, the population significantly increased when Salzburg absorbed adjacent municipalities. After World War II, numerous refugees found a new home in the city. New residential space was created for American soldiers of the postwar Occupation, and could be used for...

, Konstanz

Konstanz

Konstanz is a university city with approximately 80,000 inhabitants located at the western end of Lake Constance in the south-west corner of Germany, bordering Switzerland. The city houses the University of Konstanz.-Location:...

, Weissenau, Landshut

Landshut

Landshut is a city in Bavaria in the south-east of Germany, belonging to both Eastern and Southern Bavaria. Situated on the banks of the River Isar, Landshut is the capital of Lower Bavaria, one of the seven administrative regions of the Free State of Bavaria. It is also the seat of the...

, Ingolstadt

Ingolstadt

Ingolstadt is a city in the Free State of Bavaria, in the Federal Republic of Germany. It is located along the banks of the Danube River, in the center of Bavaria. As at 31 March 2011, Ingolstadt had 125.407 residents...

, Weißenberg

Weißenberg

Weißenberg is a town in the district of Bautzen, in the Free State of Saxony, Germany. It is located 11 km north of Löbau, and 16 km east of Bautzen.- Sons and daughters of the city :...

, Esslingen, Amberg

Amberg

Amberg is a town in Bavaria, Germany. It is located in the Upper Palatinate, roughly halfway between Regensburg and Bayreuth. Population: 44,756 .- History :...

, Hassfurt, Ochsenfurt

Ochsenfurt

Ochsenfurt is a town in the district of Würzburg, in Bavaria, Germany. It is situated on the left bank of the River Main, here crossed by a stone bridge, 13 miles south from Würzburg by the railway to Munich, and at the junction of a line to Röttingen. Pop. 11,600...

 and Cologne

Cologne

Cologne is Germany's fourth-largest city , and is the largest city both in the Germany Federal State of North Rhine-Westphalia and within the Rhine-Ruhr Metropolitan Area, one of the major European metropolitan areas with more than ten million inhabitants.Cologne is located on both sides of the...

. The master of Strasbourg Cathedral

Strasbourg Cathedral

Strasbourg Cathedral or the Cathedral of Our Lady of Strasbourg is a Roman Catholic cathedral in Strasbourg, France. Although considerable parts of it are still in Romanesque architecture, it is widely consideredSusan Bernstein: , The Johns Hopkins University Press to be among the finest...

, Jost Dotzinger, was put in control of all others.