12th Congress

1902, Kharkov, 12th

13th Congress

1905, Ekaterinoslav, 13th

14th Congress

1908, Chernigov, 14th

15th Congress

1911, Novgorod, 15th

7th Congress

1887, Iaroslavl, 7th

8th Congress

1890, Moscow, 8th

9th Congress

1893, Vilnius, 9th

4th Congress

1877, Kazan, 4th

2nd Congress

1871, St. Petersburg, 2nd

Sudak Fortress

A Genoese fortress, on the northern Black Sea littoral. The complex of fortifications in this area dates 6th-16th centuries.