Welcome to the Org stwils

The latest M2:TW patch is 1.1. You don't need it, but it fixes many bugs including (from Sega):
- Battle AI, Siege AI and Campaign AI are no-longer passive
- Close-range AI attacks are more consistent
- Cavalry Charge and Cavalry power are more consistent
- Merchant trade values no-longer drop after load / save
- Elephant Artillery does not cause problems in Campaign Battle
- Reduced Inquisitor power
- Morale effects tweaked
- Autoresolve
- Increased effectiveness of naval invasions
- MP lobby crashes removed
- MP in-game soft-locks removed
- Added support for international MP
- Minor issues with deployment lines / zones have been solved
- Tweaks made to Diplomacy mechanic
- Sieged Settlements no-longer showing as sieged even if besieging army has been defeated
- Gunpowder units do not get stuck re-forming
- Siege equipment does not disappear while zooming
- Removed Assassin exploit
- Tweaks made to unit pathfinding in settlements
- *Command line switch added to remove 'reinforcements delayed' message
- No-longer possible to open gates with siege towers or embed them in walls
- Minor UI changes
- Added missing Audio triggers
- Controls and Camera tweaks
- Added ModTool - Unpacker
If you want the 1.1 patch you can find it here.