(Taken from "Lord of the Rings: Appendix B)

The Second Age.

Year.

  1    Foundation of the Grey havens, and of Lindon.
  32   The Edain reach Numenor.
  40   Many Dwarves leaving their old cities in Ered Luin go to Moria and 
       swell its numbers.
 500   Sauron begins to stir again in Middle-Earth.  
 600   The first ships of the Numenoreans appear off the coasts.
 750   Eregion founded by the Noldor.
 1000  Sauron, alarmed by the growing power of the Numenoreans, chooses 
       Mordor as a land to make into a stronghold. He begins the building of 
       Barad-dur.
 1200  Sauron endeavours to seduce the Eldar.Gil-galad refuses to treat with
       him; but the smiths of Eregion are won over. The Numenoreans begin to 
       make permanent havens.
 1500  The Elven-smiths insructed by Sauron reach the height of their 
       skill.  They begin the forging of the Rings of Power.
 1590  The Three Rings are completed in Eregion.
 1600  Sauron forges the One Ring in Orodruin. He completes the Barad-dur.
       Celebrimbor percieves the designs of Sauron.
 1693  War of the Elves and Sauron begins. The Three Rings are hidden.
 1695  Sauron's forces invade Eriador. Gil-galad sends Elrond to Eregion.
 1697  Eregion laid waste. Death of Celebrimbor. The gates of Moria are shut.
       Elrond retreats with the remnant of the Noldor and founds the 
       refuge of Imladris. 
 1699  Sauron overruns Eriador.
 1700  Tar-Minastir sends a great navy from Numenor to Lindon. Sauron is 
       defeated.
 1701  Sauron is driven out of Eriador. The Westlands have peace for a 
       long while.
 1800  From about this time onward the Numenoreans begin to establish 
       dominions on the coasts. Sauron extends his power eastwards. The 
       shadow falls on Numenor.
 2251  Tar-Atanamir takes the sceptre. Rebellion and division of the 
       Numenoreans begins. About this time the Nazgul or Ringwriaths, 
       slaves of the Nine Rings, first appear.
 2280  Umbar is made into a great fortress of Numenor.
 2350  Pelargir is built. It becomes the chief haven of the Faithful 
       Numenoreans.
 2899  Ar-Adunakhor takes the sceptre.
 3175  Repentance of Tar-Palantir. Civil war in Numenor.
 3255  Ar-Pharazon the Golden seizes the sceptre.
 3261  Ar-Pharazon sets sail and lands at Umbar.
 3262  Sauron is taken prisoner to Numenor; 3262-3310 Sauron seduces the 
       King and corrupts the Numenoreans.
 3310  Ar-Pharazon begins the building of the Great Armament.
 3319  Ar-Pharazon assails Valinor. Downfall of Numenor. Elendil and his 
       sons escape.
 3320  Foundations of the Realms in Exile: Arnor and Gondor. The Stones 
       are divided. Sauron returns to Mordor.
 3429  Sauron attacks Gondor, takes Minas Ithil and burns the White Tree.
       Isildur escapes down Anduin and goes to Elendil in the North.
       Anarion defends Minas Anor and Osgiliath.
 3430  The Last Alliance of Elves and Men is formed.
 3431  Gil-galad and Elendil march east to Imladris.
 3434  The host of the Alliance crosses the Misty Mountains. Battle of 
       Dagorlad and defeat of Sauron. Siege of Barad-dur begins.
 3440  Anarion slain.
 3441  Sauron overthrown by Elendil and Gil-galad, who perish. Isildur 
       takes the One Ring. Sauron passes away and the Ringwraiths go into 
       the shadows. The Second Age ends.