/usr/share/games/freeciv/nation/estonian.ruleset is in freeciv-data 2.4.3-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42  | [nation_estonian]
name=_("Estonian")
plural=_("?plural:Estonians")
groups="Modern", "European"
legend=_("Estonia is a small country on the south shore of the eastern\
 Baltic Sea.  Its people and language are closely related to those of\
 Finland.")
leaders = {
 "name",                        "sex"
 "Kalevipoeg",                  "Male"
 "Lembitu",                     "Male"
 "Carl Robert Jakobson",        "Male"
 "Konstantin Päts",             "Male"
 "Lennart Meri",                "Male"
}
ruler_titles = {
 "government",      "male_title",        "female_title"
 "Despotism",       _("Protector %s"),   _("?female:Protector %s")
 "Fundamentalism",  _("Elder %s"),       _("?female:Elder %s")
}
flag="estonia"
flag_alt = "-"
city_style = "European"
init_techs=""
init_buildings=""
init_units=""
civilwar_nations="finnish", "latvian"
; Removed "danish", "dutch": No relation?
cities =
  "Tallinn", "Tartu", "Narva", "Kohtla-Järve", "Pärnu",
  "Viljandi", "Rakvere", "Valga", "Võru", "Sillamäe",
  "Kuressaare", "Haapsalu", "Kiviõli", "Tapa", "Paide",
  "Maardu", "Paldiski", "Türi", "Keila", "Elva",
  "Kunda", "Põltsamaa", "Sindi", "Kärdla", "Tõrva",
  "Otepää", "Kilingi-Nõmme", "Mustvee", "Antsla", "Mõisaküla",
  "Suure-Jaani", "Kallaste", "Mustla"
 |