Доклад: Socio-cultural foundations of east-europeanRussian geopolitics english
From late X century until 1241
Subperiod 8.
From 1241 until 1380
Subperiod 9.
From 1380 until 1570-s
Subperiod 10.
From 1570-s until 1700
Subperiod 11.
From 1700 until 1772
Subperiod 12.
From 1772 until 1831
Subperiod 13.
From 1832 until 1870
Subperiod 14.
From 1871 until 1917
Subperiod 15.
From 1917 until 1945
Subperiod 16.
From 1945 until late 1980-s
Subperiod 17.
From late 1980-s and for some future
Cycle 5. Subperiods 18 - 19 - 20. Prognosis
Finnish region
Stage 1-1.
As from ancient times up until early IX century
Stage 1-2.
From early IX century until early XIII century
Stage 2-1.
From early XIII century until late XVI century