The subseries contains letters to state and church authorities of the Republic sent in the 16th century by popes and cardinals of the Papal States, Hungarian and other kings, or other authorities of that period, such as the authorities of the Republic of Venice, the Venetian Captain of the Gulf and the Grand Master of Malta. The most numerous letters are the letters written by cardinals and other church dignitaries, state dignitaries, mainly from Italian cities, and letters written by diplomatic and consular representatives of the Republic sent to the authorities of the Republic. The subseries also contains letters from local authorities from the territory of the Dubrovnik Republic, various correspondence between merchants and other private persons and some documents related to judicial investigations.

In the correspondence of Bartolomeo Borgiani, a prominent Florentine merchant who lived in Dubrovnik, several letters of Jewish people living in the Ottoman territory and Venice can also be found. The names indicated in this correspondence are, for example, Leon de Medina and Joseph Lindo from Skopje and Jacob Tobi from Venice (e.g., vol. 467.1, no. 3). Among documents that are related to judicial investigations, there is one reference to Jews: in 1561, David Mazaod arbitrated in a conflict between Samuel Coen of Istanbul and a Dubrovnik ambassador Šimun Benessa (vol. 466, no. 18).

There are no references to Jewish people in this subseries.

The subseries contains documents and letters issued by popes and other church dignitaries, rulers of states in the Dubrovnik hinterland and rulers of other Christian countries, merchants and other businessmen and private individuals who resided mostly in Dubrovnik.

There are no references to Jewish people in this subseries.

The subseries contains approximately 180 documents issued by popes, Hungarian and other rulers, the Rector and the nobility of the Republic, the Chancellery of the Dubrovnik Republic, as well as the Chancellery of the City of Lastovo. The content of the documents is very diverse: from wills, documents on land sales and land leases, to receipts of payment for the tribute that the Republic paid to Hungarian rulers.

There is no reference to Jews in this subseries.

The subseries contains agreements on topics of peace, friendship, and trade cooperation between the Republic and various cities of the Apennine Peninsula (e.g., Monopoli, Bari, Recanati, Molfetta, Ravenna), some Dalmatian cities (Šibenik, Split, Zadar, Omiš, Trogir) and rulers of the Dubrovnik hinterland. The series also contains various papal documents, and documents on the affairs of the Archdiocese of Dubrovnik. Some documents give an insight on relations of the Republic with Venice, such as agreements on the subordination of the Republic to Venice, or pledges of Venetians appointed as Dubrovnik Rectors and confirmations of salaries that they received from the Ragusans, or various business contracts.

There are no references to Jewish people in the subseries.

The subseries mostly contains documents issued by popes or by other church dignitaries such as the Archbishop of Dubrovnik, as well as documents issued by rulers from the Dubrovnik hinterland. It also contains several agreements between cities, such as the Treaty of Friendship between the cities of Kotor and Dubrovnik. The documents cover a variety of topics: from the appointment of the archbishops and abbots of Dubrovnik to agreements between cities on promotion of friendly relations and economic collaboration.

The series consists of subseries Diplomata et acta, until 12th century (HR-DADU-7.3.1), Diplomata et acta, 12th century (HR-DADU-7.3.2), Diplomata et acta, 13th century (HR-DADU-7.3.3), Diplomata et acta, 14th century (HR-DADU-7.3.4), Diplomata et acta, 15th century (HR-DADU-7.3.5), Diplomata et acta, 16th century (HR-DADU-7.3.6), Diplomata et acta, 17th century (HR-DADU-7.3.7), Diplomata et acta, 18th century (HR-DADU-7.3.8) and Diplomata et acta, 19th century (HR-DADU-7.3.9)

The series contains many letters and official documents. Letters to the Republic were written by various Ottoman dignitaries, from the grand vizier to local authorities of the towns and places near the Dubrovnik border. Official documents are orders and charters of sultans, orders of the governors of the Ottoman provinces and various documents of kadis. The documents in the series Acta Turcarum provide an excellent insight into all aspects of relations between the Ottoman Empire and the Republic of Dubrovnik, from interstate to personal. The series contains a small number of documents in other languages: Armenian, Arabic and Judeo-Spanish.

The series also contains a small number of documents in Judeo-Spanish, written in Latin alphabet and Hebrew (vol. E17b, E18a, E18b, D, XXIII). It also contains inventories of main figures of Jewish families and of the houses in which they lived (1756, 1808), as well as an inventory of Jews who immigrated to Dubrovnik in the period from 1730 to 1756. In addition, there are two letters in Italian: a letter written by Abram Bussara, the consul of the Dubrovnik Republic in Algeria (1790), and a letter written by Sabato Valenzin to the Austrian authorities of Dubrovnik district (1873) (vol. D, XXIII).