allowed referendums

change the type of government/society
change the name of the government/society
change the stated mission of the government/society
discharge a listed member(s) from the government/society
accept a listed member(s) into the government/society
change the title of an active leader
elect a new leader to replace another leader (only allowed during government's election period)
impeach an existing leader without replacement
change the tax rate (from 0% to 20%, in 0.1% increments)
change the daily salary (EC only) of a single leader, or of all leaders
give a single amount (EC, Property, Item) to single leader/all leaders/single member/all members
give a single amount (EC, Property, Item) to a named government
make a purchase/trade offer(s) to a named government
declare war on another named government(s)
make peace with another named government(s)
declare a truce with another named government(s)
declare a treaty with another named government(s)
claim a territory
release a territory
close borders to all other governments
close borders to another named government(s)
open borders