Martino Muralto was an Italian lawyer and elder in the exiled Italian protestant church in Zürich

Zürich

Zurich is the largest city in Switzerland and the capital of the canton of Zurich. It is located in central Switzerland at the northwestern tip of Lake Zurich...

. The church was made up of 250 members, many refugees from Locarno, and was an influential centre of free Italian protestantism outside Italy during the period 1540-1620. Muralto accompanied Lelio Sozzini to 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...

, to secure Bernardino Ochino

Bernardino Ochino

Bernardino Ochino was an Italian Reformer.-Biography:Bernardino Ochino was born in Siena son of the barber Domenico Ochino, and at the age of 7 or 8 around 1504 was entrusted to the Minorite order of Franciscan Friars, then from 1510 he studied medicine at Perugia.-1534, transfer to the...

 as pastor at Zürich in 1553, and ten years later it was Muralto again who made a final appeal to Bullinger

Bullinger

Bullinger may refer to:* Ethelbert William Bullinger , English clergyman, biblical scholar, and dispensationalist theologian* Heinrich Bullinger , Swiss reformer...

 to intervene in Ochino's expulsion from the city in 1563, following Ochino's Thirty Dialogues, which included a dialogue questioning the Trinity

Trinity

The Christian doctrine of the Trinity defines God as three divine persons : the Father, the Son , and the Holy Spirit. The three persons are distinct yet coexist in unity, and are co-equal, co-eternal and consubstantial . Put another way, the three persons of the Trinity are of one being...

and other matters which attracted opposition.