<s>
Battlefield	B-Application
Vietnam	I-Application
is	O
a	O
first-person	O
shooter	O
video	O
game	O
developed	O
by	O
Digital	O
Illusions	O
CE	O
and	O
published	O
by	O
Electronic	O
Arts	O
for	O
Microsoft	B-Application
Windows	I-Application
.	O
</s>
<s>
It	O
is	O
the	O
second	O
installment	O
of	O
the	O
Battlefield	O
franchise	O
,	O
coming	O
after	O
Battlefield	B-Application
1942	I-Application
.	O
</s>
<s>
Battlefield	B-Application
Vietnam	I-Application
takes	O
place	O
during	O
the	O
Vietnam	O
War	O
and	O
features	O
a	O
large	O
variety	O
of	O
maps	O
based	O
on	O
historical	O
settings	O
,	O
such	O
as	O
the	O
Ho	O
Chi	O
Minh	O
Trail	O
,	O
Battle	O
of	O
Huế	O
,	O
Ia	O
Drang	O
Valley	O
,	O
Operation	O
Flaming	O
Dart	O
,	O
the	O
Battle	O
of	O
Khe	O
Sanh	O
and	O
Fall	O
of	O
Saigon	O
.	O
</s>
<s>
On	O
15	O
March	O
2005	O
,	O
EA	O
re-released	O
the	O
game	O
as	O
Battlefield	B-Application
Vietnam	I-Application
:	O
Redux	O
,	O
which	O
includes	O
new	O
vehicles	O
,	O
maps	O
and	O
an	O
EA-produced	O
World	O
War	O
II	O
mod	O
,	O
based	O
on	O
the	O
previous	O
installment	O
Battlefield	B-Application
1942	I-Application
.	O
</s>
<s>
Battlefield	B-Application
Vietnam	I-Application
employs	O
a	O
similar	O
point-by-point	O
objectives	O
to	O
its	O
prequel	O
,	O
Battlefield	B-Application
1942	I-Application
,	O
and	O
a	O
form	O
of	O
asymmetrical	O
warfare	O
gameplay	O
.	O
</s>
<s>
The	O
U.S.	O
relies	O
on	O
heavy	O
vehicles	O
,	O
employing	O
heavy	O
tanks	O
,	O
helicopters	B-Application
,	O
and	O
bombers	B-Application
.	O
</s>
<s>
Battlefield	B-Application
Vietnam	I-Application
features	O
the	O
United	O
States	O
with	O
Marines	O
,	O
Army	O
and	O
the	O
Navy	O
;	O
South	O
Vietnam	O
with	O
Army	O
of	O
the	O
Republic	O
of	O
Vietnam	O
;	O
and	O
North	O
Vietnam	O
with	O
People	O
's	O
Army	O
of	O
Vietnam	O
and	O
the	O
Viet	O
Cong	O
.	O
</s>
<s>
Built	O
on	O
a	O
modified	O
version	O
of	O
the	O
Battlefield	B-Application
1942	I-Application
engine	O
,	O
Battlefield	B-Application
Vietnam	I-Application
has	O
new	O
and	O
improved	O
features	O
compared	O
to	O
its	O
predecessor	O
.	O
</s>
<s>
In	O
June	O
2004	O
,	O
Battlefield	B-Application
Vietnam	I-Application
received	O
a	O
"	O
Gold	O
"	O
certification	O
from	O
the	O
Deutschland	O
,	O
indicating	O
sales	O
of	O
at	O
least	O
100,000	O
units	O
across	O
Germany	O
,	O
Switzerland	O
and	O
Austria	O
.	O
</s>
<s>
Overall	O
sales	O
of	O
Battlefield	B-Application
Vietnam	I-Application
reached	O
990,000	O
copies	O
by	O
that	O
November	O
,	O
by	O
which	O
time	O
the	O
Battlefield	O
series	O
had	O
sold	O
4.4	O
million	O
copies	O
.	O
</s>
<s>
The	O
game	O
received	O
"	O
generally	O
favorable	O
reviews	O
"	O
according	O
to	O
the	O
review	B-Application
aggregation	I-Application
website	O
Metacritic	O
.	O
</s>
<s>
Battlefield	B-Application
Vietnam	I-Application
was	O
a	O
runner-up	O
for	O
Computer	O
Games	O
Magazines	O
list	O
of	O
the	O
10	O
best	O
computer	O
games	O
of	O
2004	O
.	O
</s>
