<s>
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
:	I-Application
The	I-Application
WarChiefs	I-Application
is	O
the	O
first	O
expansion	O
pack	O
for	O
the	O
real-time	O
strategy	O
game	O
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
.	O
</s>
<s>
The	O
expansion	O
pack	O
was	O
bundled	O
with	O
the	O
full	O
game	O
of	O
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
,	O
called	O
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
Gold	O
Edition	O
on	O
October	O
23	O
,	O
2007	O
.	O
</s>
<s>
It	O
was	O
followed	O
by	O
a	O
second	O
expansion	O
pack	O
to	O
the	O
original	O
game	O
called	O
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
:	I-Application
The	I-Application
Asian	I-Application
Dynasties	I-Application
.	O
</s>
<s>
There	O
are	O
no	O
major	O
changes	O
to	O
the	O
mechanics	O
to	O
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
–	O
players	O
are	O
still	O
expected	O
to	O
gather	O
resources	O
,	O
build	O
armies	O
and	O
send	O
them	O
to	O
attack	O
opponents	O
.	O
</s>
<s>
While	O
the	O
Aztecs	B-Application
have	O
a	O
home	O
city	O
,	O
the	O
Iroquois	O
and	O
Sioux	O
have	O
five	O
members	O
of	O
the	O
Tribal	O
Council	O
:	O
the	O
Chief	O
,	O
the	O
War	O
Leader	O
,	O
the	O
Shaman	O
,	O
the	O
Wise	O
Woman	O
,	O
and	O
the	O
Messenger	O
.	O
</s>
<s>
The	O
Huron	O
replaced	O
the	O
Iroquois	O
,	O
the	O
Cheyenne	B-Application
replaced	O
the	O
Lakota	O
(	O
Sioux	O
)	O
and	O
the	O
Zapotec	O
replaced	O
the	O
Aztec	B-Application
.	O
</s>
<s>
Other	O
new	O
tribes	O
include	O
the	O
Klamath	O
,	O
the	O
Apache	B-Application
,	O
the	O
Navajo	O
and	O
the	O
Mapuche	O
.	O
</s>
<s>
The	O
Aztecs	B-Application
have	O
the	O
Healing	O
Dance	O
(	O
all	O
idle	O
units	O
automatically	O
regenerate	O
health	O
)	O
to	O
compensate	O
for	O
the	O
limit	O
on	O
Warrior	O
Priests	O
,	O
and	O
the	O
Garland	O
War	O
Dance	O
to	O
spawn	O
the	O
free	O
Skull	O
Knights	O
.	O
</s>
<s>
The	O
initial	O
cost	O
of	O
revolting	O
is	O
cheaper	O
than	O
advancing	O
to	O
the	O
Imperial	O
age	O
,	O
but	O
the	O
nation	O
's	O
economy	O
will	O
stagnate	O
because	O
all	O
settlers	O
will	O
turn	O
into	O
militia	B-Application
and	O
no	O
new	O
ones	O
can	O
be	O
built	O
(	O
except	O
Coureur	O
des	O
Bois	O
from	O
a	O
Cree	O
Village	O
)	O
.	O
</s>
<s>
He	O
helps	O
gather	O
the	O
Sioux	O
and	O
Cheyenne	B-Application
nations	O
and	O
fights	O
with	O
them	O
at	O
the	O
Little	O
Bighorn	O
.	O
</s>
<s>
In	O
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
:	I-Application
Definitive	I-Application
Edition	I-Application
,	O
Chayton	O
's	O
story	O
is	O
significantly	O
revised	O
,	O
with	O
he	O
and	O
Holme	O
having	O
fought	O
alongside	O
each	O
other	O
in	O
the	O
Civil	O
War	O
.	O
</s>
<s>
The	B-Application
WarChiefs	I-Application
expansion	O
pack	O
was	O
bundled	O
with	O
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
Complete	I-Application
Collection	I-Application
,	O
featuring	O
the	O
full	O
game	O
of	O
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
,	O
The	B-Application
WarChiefs	I-Application
,	O
and	O
the	O
second	O
released	O
expansion	O
The	B-Application
Asian	I-Application
Dynasties	I-Application
,	O
released	O
on	O
September	O
15	O
,	O
2009	O
,	O
in	O
the	O
United	O
States	O
.	O
</s>
<s>
Age	B-Application
of	I-Application
Empires	I-Application
III	I-Application
,	O
The	B-Application
WarChiefs	I-Application
and	O
The	B-Application
Asian	I-Application
Dynasties	I-Application
have	O
been	O
ported	O
to	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
by	O
MacSoft	O
.	O
</s>
<s>
The	B-Application
WarChiefs	I-Application
was	O
a	O
runner-up	O
for	O
Computer	O
Games	O
Magazines	O
2006	O
"	O
Expansion	O
of	O
the	O
Year	O
"	O
award	O
,	O
which	O
ultimately	O
went	O
to	O
Warhammer	B-Application
40,000	I-Application
:	I-Application
Dawn	I-Application
of	I-Application
War	I-Application
–	I-Application
Dark	I-Application
Crusade	I-Application
.	O
</s>
