Extrapolation of Strauss–Howe Generational Theory

Wrong on so many levels, but provides a nice timeline if anything. Before 1000 it basically becomes unusable.

Turning
1st 2nd 3rd 4th
High Awakening Unravelling Crisis
- Council of Constance (1414-1418) Retreat from France (1435-1459) War of the Roses (1459–1497)
Beginning of the Hundred Years' War (1337) - Peasants' Revolt (1381) Western Schism (1378-1417)
Seventh Crusade (1248-1254) Ninth Crusade (1271-1272) Fall of the Kingdom of Jerusalem (1291) Great Famine (1315-1317)
Second Crusade (1147-1150) Revolt of 1173–74 (1173-1174) Fourth Crusade (1202-1204) Mongol Invasion of Europe (1236-1242)
- First Crusade (1096-1099) Norwegian Crusade (1107-1110) The Anarchy (1135-1154)
- - Cnut the Great's Empire Splits (1035) Norman Conquest (1066)
Great Schism (1054)
Christanization of Serbia (870)
Christanization of Bulgaria (864)
Magyar Invasion of Carpathia (895) Unification of England (927) Battle of Lechfeld (955)
Saxon Wars (772-804) Carolingian Empire Founded (800) Battle of Ellandun (825) -
Siege of Constantinople (674-678) - Siege of Constantinople (717-718)
Arab Invasion of Iberia - Advance (711)
Umayyad invasion of Gaul (719-759)
- - Early Muslim Conquests (622-632) First Fitna (656-661)
Destruction of the Library of Alexandria (642)
Unification of Northern Gaul (496) - - Plague of Justinian (541-542)
Extreme Weather and Famine (535-536)
Nika Riots (532)
Kingdom of the Suebi Established (409) Council of Ephesus (431) Sack of Rome (455) Fall of West Rome (476)
First Council of Nicaea (325)
Constantinian shift (312-337)
- Gothic War (376-382) Crete earthquake (365) Rome Splits (395)
Constitutio Antoniniana (212) - Valerian's massacre of Christians (258) -
Five Good Emperors - Hadrian (117-138) Five Good Emperors - Antoninus Pius (138-161) Antonine Plague (165-180) Year of the Five Emperors (192)
Birth of Christianity (~28) Council of Jerusalem (~50) Great Fire of Rome (64) Domitian's Dacian War (86-88)
Eruption of Mount Vesuvius (79 BCE)
Third Mithridatic War(73-63 BCE) Caesar's Civil War (49-45 BCE) Formation of the Roman Empire (27 BCE) Battle of the Teutoburg Forest (9)
Achaean War (146 BCE) - Marian Reforms (107 BCE) Sulla's civil wars (88-80 BCE)
- Second Punic War (218-201 BCE) Roman-Seleucid War (192-188 BCE) Third Macedonian War (171-168 BCE)
Second Samnite War (326-304 BCE) Third Samnite War (298-290 BCE) Pyrrhic War (280-275 BCE) First Punic War (264-241 BCE)
- - - First Samnite War (343-341 BCE)
First Persian invasion of Greece (492-490 BCE) Wars of the Delian League (477-449 BCE) Famine in Rome (440 BCE) Peloponnesian War (430-404 BCE)
Siege of Tyre (586-573 BCE) Formation of the Persian Empire (550 BCE) - Establishment of the Roman Republic (509 BCE)
Foundation of Byzantium (667 BCE) - Foundation of the Neo-Babylonian Empire (626 BCE) Cirraean War (595-585 BCE)
Founding of Rome (c. 750s BCE) First Messenian War (743-724 BCE) Lelantine War (710-650 BCE) Second Messenian War (685-688 BCE)
- Unification of Urartu (860 BCE) Egyptian Civil War (836 BCE) -
- - Partition of Israel (925 BCE) -
- - Hekla 3 eruption (~1021 BCE) Latins Arrive in Italy (~1000 BCE)
- - - -
- - - Trojan War (1194-1184 BCE)
Invasion of the Sea Peoples (c. 12th century BCE)

Alternatively: Vicennia

A vicennium is a period of twenty years. In this way it is similar to the structure of the above theory, except I'm using this as a format for chunking dates.

# From To Wars Presidents Major Events
101 2001 2020 War on Terror Donald Trump
Barack Obama
George W. Bush
(Now)
P-Papers: 1,2
Great Recession
Enron Scandal
9/11
Culture War
100 1981 2000 Yugoslav Wars
Gulf War
Invasion of Panama
Bill Clinton
George H. W. Bush
Ronald Reagan
Fall of Communism
Attempt on Reagan
99 1961 1980 Vietnam War
Bay of Pigs Invasion
Jimmy Carter
Gerald Ford
Richard Nixon
Lyndon B. Johnson
John F. Kennedy
Apollo Program
Kennedy Assassination
98 1941 1960 Korean War
World War II
Dwight D. Eisenhower
Harry S. Truman
Franklin D. Roosevelt
McCarthyism
Pearl Harbor
97 1921 1940 World War II Franklin D. Roosevelt
Herbert Hoover
Calvin Coolidge
Warren G. Harding
Dust Bowl
Great Depression
Teapot Dome
96 1901 1920 World War I Woodrow Wilson
William H. Taft
Theodore Roosevelt
Zimmerman Telegram
National Park Service
95 1881 1900 Spanish-American War William McKinley
Grover Cleveland
Benjamin Harrison
Chester A. Arthur
James A. Garfield
Berlin Conference
Krakatoa
94 1861 1880 American Civil War Rutherford B. Hayes
Ulysses S. Grant
Andrew Johnson
Abraham Lincoln
German Unification
Italian Unification
Meiji Restoration
93 1841 1860 Mexican-American War James Buchanan
Franklin Pierce
Millard Fillmore
Zachary Taylor
James K. Polk
John Tyler
William Henry Harrison
-
92 1821 1840 - Martin van Buren
Andrew Jackson
John Quincy Adams
James Monroe
Monroe Doctrine
91 1801 1820 War of 1812 James Monroe
James Madison
Thomas Jefferson
-
90 1781 1800 - John Adams
George Washington
-
# From To Wars English Monarchs Major Events
89 1761 1780 American Revolution George III -
88 1741 1760 Seven Years' War George II -
87 1721 1740 Anglo-Spanish War George II
George I
-
86 1701 1720 War of Spanish Succession George I
Anne
-
85 1681 1700 Nine Years' War William III
James II
Charles II
-
84 1661 1680 Franco-Dutch War Charles II -
83 1641 1660 English Civil War Charles I -
82 1621 1640 Anglo-French War Charles I
James VI
-
81 1601 1620 Uskok War James VI
Elizabeth I
-
80 1581 1600 Anglo-Spanish War Elizabeth I -
79 1561 1580 Rising of the North Elizabeth I -
78 1541 1560 - Elizabeth I
Mary I
Lady Jane Grey
Edward VI
Henry VIII
-
77 1521 1540 - Henry VIII -
76 1501 1520 - Henry VIII
Henry VII
-
75 1481 1500 - Henry VII
Richard III
Edward V
Edward IV
-
74 1461 1480 - Edward IV -
73 1441 1460 - Henry VI -
72 1421 1440 - Henry VI -
71 1401 1420 - Henry V
Henry IV
-