# Perilous Ports **Entity Type:** Skill ## Properties | Field | Value | |-------|-------| | Category | Military | | Type | Discovery | | Knowledge Cost | 180,000 | ## Description Perilous Ports is a Military skill that improves the stats of all Trading Posts. This skill enhances the defensive capabilities of your trading infrastructure, making your commercial outposts more formidable against attacks. ## Effects Grants Effect: **Trading Posts** | Stat | Bonus | |------|-------| | Ranged offence | +5 | | Attack speed | +25% | | Hitpoints | +50% | ## Unlock Requirements This is a Discovery-type skill, which makes up the majority of skills in the Anno 117 skill tree. To research it, you must first reach it via a research path. Some discoveries require additional conditions to unlock, such as housing a specific population type in Albion. ## Related Skills Other skills in the Military category: - Aegis Research - Aux In, Aux Out - Axe-Bearers - Balearic Ballistics - Encampment Errands - Carpe Civitas - Cover positions - Multi-task Menders - Equicurrian Chariots - Featherweight Frames - Sturdy Construction - Plated Hulls - Rammed Earth - Dominion Research - Here Come The Cavalry - Imperial Measures - Camp Campaigning - Cataphractarii - Co-ordinated Volleys - Legatic Research - Legionaries - Legionic Research - Manipular Manouvres - Manor Invictus - Nautical Research - Ordine Research - Parabolics - Parmae - Rain Of Pain - Praetorians - Bargain Palisades - Pro Domo - Provisinal Castra - Vitruvius-class Crossbeams - Repair Cranes - Armousmithing - Shipwright Studies - Shipboard Scorpiones - Protective Entourage - Catapult Carriers - Navarchal Research - Scorpiones - Spathas - Brick By Brick - Another Brick In The Wall - Stone Walls - Slingers - Chariots - Sword and Sald - Tuatha De Danann - Tower Ballistae - Tower Contiguity - Valetudinaria - Cautious Greeting - Tacking - Target Practice ## Source - [anno.land - Perilous Ports](https://anno.land/en/anno-117-skills/befestigte-kontore/)