<s>
Political	B-Application
repression	I-Application
of	I-Application
cyber-dissidents	I-Application
is	O
the	O
oppression	O
or	O
persecution	O
of	O
people	O
for	O
expressing	O
their	O
political	O
views	O
on	O
the	O
Internet	O
.	O
</s>
<s>
Along	O
with	O
development	O
of	O
the	O
Internet	O
,	O
state	O
authorities	O
in	O
many	O
parts	O
of	O
the	O
world	O
carry	O
out	O
mass	O
surveillance	O
through	O
electronic	O
communications	O
,	O
establish	O
Internet	B-Application
censorship	I-Application
to	O
limit	O
the	O
flow	O
of	O
information	O
,	O
and	O
persecute	O
individuals	O
and	O
groups	O
who	O
express	O
"	O
inconvenient	O
"	O
political	O
views	O
in	O
the	O
Internet	O
.	O
</s>
<s>
Many	O
cyber-dissidents	B-Application
have	O
found	O
themselves	O
persecuted	O
for	O
attempts	O
to	O
bypass	O
state	O
controlled	O
news	O
media	O
.	O
</s>
<s>
Reporters	O
Without	O
Borders	O
has	O
released	O
a	O
Handbook	O
For	O
Bloggers	O
and	O
Cyber-Dissidents	B-Application
and	O
maintains	O
a	O
roster	O
of	O
currently	O
imprisoned	O
cyber-dissidents	B-Application
.	O
</s>
<s>
Amnesty	O
International	O
blamed	O
several	O
companies	O
,	O
including	O
Google	B-Application
,	O
Microsoft	O
and	O
Yahoo	O
!,	O
of	O
collusion	O
with	O
the	O
Chinese	O
authorities	O
to	O
restrict	O
access	O
to	O
information	O
over	O
the	O
Internet	O
and	O
identify	O
cyber-dissidents	B-Application
by	O
hiring	O
"	O
big	O
mamas	O
"	O
.	O
</s>
<s>
Foreign	O
Ministry	O
spokesperson	O
Ma	O
Zhaoxu	O
objected	O
to	O
a	O
question	O
from	O
foreign	O
journalists	O
regarding	O
a	O
cyber-dissident	B-Application
,	O
stating	O
that	O
"	O
there	O
are	O
no	O
dissidents	O
in	O
China	O
"	O
.	O
</s>
<s>
In	O
December	O
2015	O
Facebook	B-Application
complied	O
with	O
an	O
order	O
from	O
the	O
Attorney	O
General	O
to	O
block	O
Russian	O
users	O
 '	O
access	O
to	O
an	O
event	O
page	O
by	O
organizers	O
of	O
an	O
unsanctioned	O
rally	O
in	O
support	O
of	O
the	O
Navalny	O
brothers	O
.	O
</s>
