### Key Changes - Species opinions of empires, depending on: - Empire policies - Species' planets being invaded - Being the capital species - Losing or destroying ships crewed by the species - Colonizing planets with the species - Annexation of planets by empires allows non-combat conquest - Species opinions of empires affects annexation cost - Blockading with stealthy ships reveals the minimum needed to do the blockade View full changelog [here](https://github.com/freeorion/freeorion/blob/v0.5.1/ChangeLog.md).