_Roundheads_, _Independents_,
_Reformation_, _Dissenter_.

25. Names of well-known historic epochs, periods in the history of
language, and geological ages and strata. The word "age" is not
capitalized except when necessary to avoid ambiguity.

_Stone age_, _Middle Ages_, _Age of Elizabeth_, _Crusades_, _Commune
(of Paris)_, _Middle English_, _Neolithic_.

26. Names of important events.

_Hundred Years War_, _Battle of Trenton_,
_Louisiana Purchase_, _Norman Conquest_.

27. Names of specific treaties, important laws, and the like.

_Peace of Amiens_, _Edict of Nantes_, _Concordat_, _Emancipation
Proclamation_, _Fourteenth Amendment_.

28. Names of governmental bodies and departments and their branches when
specifically designated.

_Congress_, _the Senate_, _the Board of Aldermen_, _the House of
Commons_, _the Committee on Education_.

Care must be taken to distinguish between these specific references and
general uses of the same word.

_The state legislature of Massachusetts is officially termed the
General Court._
_The matter was referred to the War Department but was sent back on
the ground that it belonged to another department._

29. The official titles of corporations, organizations, and
institutions, social, religious, educational, political, business, and
the like.

_Knights Templars_, _Knights of Columbus_, _Associated Charities_,
_Cook County Normal School_, _Society for the Prevention of Cruelty
to Animals_, _Chicago_, _Rock Island and Pacific Railroad_.

In long titles, like the last example given, the important words are
capitalized as in book titles (see Sec. 31). Use capitals when referring
to such organizations by initials, _C. R. I. & P. R. R._ Here again it
must be remembered that the capitals are used in specific references
only.

_The Young People's Society of Christian Endeavor of the Third
Congregational Church._
_The young people's societies connected with the Congregational
churches do great good._

30. The names of conventions, congresses, expositions, etc.

_Parliament of Religions_,
_International Peace Congress_,
_Panama-Pacific Exposition_.

31. The first words, principal words, and last word in English tides of
books and other publications; of their divisions (parts, chapters,
cantos, etc.); of the topics of speeches, sermons, toasts, and the like;
of pictures; of plays; of