claim: The American Civil War lasted 4 decades.
evidence: Martinus Gosia was one of the glossators and a 12th-century Italian jurist , counted among the Four Doctors of Bologna , the others being Bulgarus , Hugo de Porta Ravennate and Jacobus de Boragine .. glossators. glossators. Italian. Italy. jurist. jurist. Four Doctors of Bologna. Four Doctors of Bologna. Bulgarus. Bulgarus. Hugo de Porta Ravennate. Hugo de Porta Ravennate. Jacobus de Boragine. Jacobus de Boragine. Bologna. University of Bologna. Martinus Gosia and Bulgarus were the chiefs of two opposite schools at the University of Bologna , corresponding in many respects to the Proculians and Sabinians of the Roman Empire .. Bulgarus. Bulgarus. University of Bologna. University of Bologna. Proculians. Proculians. Sabinians. Sabinians. Roman Empire. Roman Empire. Bologna. University of Bologna. Martinus was at the head of a school which accommodated the law to what his opponents styled the equity of the purse -LRB- aequitas bursalis -RRB- , whilst Bulgarus adhered more closely to the letter of the law .. Bulgarus. Bulgarus. The school of Bulgarus ultimately prevailed .. Bulgarus. Bulgarus. While the teaching of Bulgarus , became dominant in Bologna , among the nostri doctores , the followers of Martinus , taught in southern France where they became known as the commentators .. Bulgarus. Bulgarus. Bologna. University of Bologna. France. France. commentators. Postglossator. Category  : Italian Roman Catholics. Italian. Italy. Category  : Italian jurists. Italian. Italy. Category  :12 th-century Latin writers