Official rule text
80.1 During the strategy phase, the speaker is the first player to of their command tokens, that player does not place an choose a strategy card. additional token there. If the player has no command tokens in their reinforcements, that player must use one from their 80.2 During the agenda phase, the speaker reveals the top agenda command sheet instead. card from the agenda deck before each vote. The speaker is always the last player to vote and decides which outcome to resolve if the outcomes are tied.
View official source
Source: Twilight Imperium: Fourth Edition - Living Rules Reference: Prophecy of Kings
Expansion: Prophecy of Kings
Version: 2.0
Reference: Rule 80.1