Port wine left ("pass the port to port") and for the bottle or decanter not to touch the table on its way around, though some cultures reject this tradition. If a diner fails to pass the port, others at the table may ask "Do you know the Bishop of Norwich?" The Port and Douro Wines Institute is an official body belonging to the Ministry of Agriculture of Portugal and is a key institution in promoting the industry and knowledge of making port wine. It was previously known as the Instituto do Vinho do Porto. Producers of port wine are often called "shippers".
Giuseppe Verdi between Verdi and his parents was perhaps also attributable to Strepponi (the suggestion that this situation was sparked by the birth of a child to Verdi and Strepponi which was given away as a foundling lacks any firm evidence). In January 1851, Verdi broke off relations with his parents, and in April they were ordered to leave Sant'Agata; Verdi found new premises for them and helped them financially to settle into their new home. It may not be coincidental that all six Verdi operas written in the period 1849–53 ("La battaglia, Luisa Miller, Stiffelio, Rigoletto, Il trovatore" and "La traviata"),