<s>
Vikings	B-Application
:	I-Application
War	I-Application
of	I-Application
Clans	I-Application
is	O
a	O
strategy	B-Application
massively	B-Application
multiplayer	I-Application
online	I-Application
game	I-Application
game	O
developed	O
and	O
published	O
by	O
Plarium	O
.	O
</s>
<s>
The	O
game	O
was	O
launched	O
on	O
Google	B-Application
Play	I-Application
and	O
the	O
iOS	B-Application
App	I-Application
Store	I-Application
on	O
August	O
10	O
,	O
2015	O
and	O
on	O
Amazon	O
Appstore	B-Application
on	O
December	O
10	O
,	O
2015	O
.	O
</s>
<s>
On	O
October	O
19	O
,	O
2016	O
,	O
the	O
desktop	O
version	O
of	O
the	O
game	O
was	O
released	O
on	O
Facebook	B-Application
,	O
and	O
on	O
January	O
15	O
,	O
2017	O
,	O
the	O
browser	B-Application
version	O
of	O
the	O
game	O
appeared	O
on	O
the	O
company	O
’s	O
official	O
portal	O
.	O
</s>
<s>
In	O
Vikings	B-Application
:	I-Application
War	I-Application
of	I-Application
Clans	I-Application
,	O
players	O
have	O
to	O
cooperate	O
with	O
each	O
other	O
to	O
create	O
their	O
own	O
clan	O
.	O
</s>
<s>
In	O
creating	O
the	O
game	O
,	O
the	O
development	O
team	O
used	O
information	O
from	O
articles	O
and	O
books	O
about	O
the	O
Scandinavian	O
Peninsula	O
's	O
history	O
,	O
and	O
from	O
television	O
shows	O
and	O
movies	O
depicting	O
war	O
marches	O
and	O
the	O
day-to-day	O
life	O
of	O
the	O
Vikings	B-Application
,	O
as	O
well	O
as	O
other	O
sources	O
containing	O
info	O
on	O
early	O
medieval	O
Scandinavia	O
.	O
</s>
<s>
Paul	O
Glader	O
,	O
associate	O
professor	O
of	O
journalism	O
at	O
Berlin	O
School	O
of	O
Creative	O
Leadership	O
,	O
wrote	O
about	O
his	O
experience	O
of	O
a	O
Summer	O
spent	O
ruling	O
a	O
clan	O
in	O
Vikings	B-Application
:	I-Application
War	I-Application
of	I-Application
Clans	I-Application
,	O
summarising	O
"	O
I	O
enjoyed	O
my	O
Summer	O
as	O
a	O
Viking	B-Application
chief	O
.	O
</s>
<s>
Because	O
that	O
’s	O
when	O
your	O
Viking	B-Application
clan	O
might	O
face	O
its	O
greatest	O
test.	O
"	O
</s>
