• 1065 DR [Year of the Watching Wood]
  • Battle of Ingdal's Arm
    The Yuir half-elves defeat Queen Indrila Demaz's army to the last soldier. The half-elves dictate peace to the surviving settlements of Velprin, forging the new nation of Aglarond. The half-elf Brindor Olosynne is elected Aglarond's first king. Thus begins the Olosynne Dynasty of Agalrond. »

  • 1077 DR [Year of the Friendly Jackal]
  • Althon "the Old" Olosynne, half-elf son and sole heir of Brindor is born in Aglarond. »

  • 1082 DR [Year of the Prancing Korred]
  • The Building of the fortress of Emmech, at the mouth of the Umber River in Thay on the borders of Aglarond. »

  • 1085 DR [Year of the Vacant Plain]
  • Building of the Watchwall in Aglarond by the galeb duhr of Tannath and Undergoth. »

  • 1128 DR [Year of the Peryton]
  • Brindor Olosynne passes away. His son Althon "the Old" becomes the king of Aglarond and rules long and well. »

  • 1142 DR [Year of the Sword's Oath]
  • Several pirates, including the notorious Redsail, scourge of the Sea of Fallen Stars, retire to Aglarond, bringing with them much wealth. They carouse and forcibly "broaden" local society, but also invest widely and covertly in local merchant shipping, business, and property, shifting mercantile dominance of Inner Sea trade away from southern coastal lands. »

  • 1145 DR [Year of the Smiling Flame]
  • Elthond Olosynne, first son of Althon is born in Aglarond. »

  • 1150 DR [Year of the Scourage]
  • Philaspur Olosynne, second son of Althon is born in Aglarond. »

  • 1181 DR [Year of the Shieldtree]
  • Thara and Ulae Olosynne, the twin daughters of Philaspur are born in Aglarond. »

  • 1189 DR [Year of the Lynx]
  • Elthond Olosynne becomes the king of Aglarond with the death of his father Althon. »

  • 1194 DR [Year of the Bloody Wave]
  • Battle of the Singing Sands
    Aglarond defeats an invsaion of Thay, but Aglarond's king, Elthond Olosynne perishes during the battle. His younger brother Philaspur becomes king of Aglarond. »

  • 1197 DR [Year of the Sundered Shields]
  • Battle of Brokenheads
    Thay again attacks Aglarond, but the invaders are driven back. Aglarond's king, Philaspur Olosynne is killed in the battle. Thara and Ulae Olosynne (Philaspur's twin daughters, known as the Gray Sisters) begin the joint rule of Aglarond as the first Mage-Queens. »

  • 1201 DR [Year of Embers]
  • An invasion of Aglarond by a Thayan alliance of wizards is narrowly defeated. The failure of this invasion sees Szass Tam slay the Zulkir of Illusion, Nymor Thrul. »

  • 1209 DR [Year of the Blazing Banners]
  • The naval battle of the Fallen
    Impiltur and Aglarond contribute warships to an allied fleet that defeats a great pirate flotilla led by Urdogen the Red near the Dragonisle. »

  • 1221 DR [Year of the Frozen Flower]
  • Halacar Olosynne, son of Ulae is born in Aglarond. »

  • 1224 DR [Year of the Swollen Stars]
  • Ilione Olosynne, daughter of Ulae is born in Aglarond. »

  • 1237 DR [Year of the Grotto]
  • Thara Olosynne of Aglarond marries Elthar of Milvarune, thus forming an alliance between Aglarond and Thesk. »

  • 1245 DR [Year of Pain]
  • Spell-Prince Elthar, heir to the throne of Milvarn and husband to Queen Ulae Olosynne of Aglarond, is slain by unknown assassins. »

  • 1246 DR [Year of Burning Steel]
  • The Simbul becomes the "apprentice" to Ilione of Aglarond (although the Simbul is already greater at the art then her "master"). »

  • 1257 DR [Year of the Killing Wave]
  • The Gray Sisters pass away within a few days of each other. Halacar Olosynne, the son Ulae, becomes the king of Aglarond. »