Whoever wins will find it impossible to reconcile the differing factions within the party.
Many within the party fear the return of Labour in-fighting may well damage its popularity.
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If he does decide to run, Perot will have some competition within the party he founded.
He has been replaced as prime minister by a veteran rival from within the party.
There's a real feeling within the party that we are on the move again in Scotland.
Nonetheless, there will still be a rift within the party, something the Republicans will love.
Besides, to rise within the party, neophytes are expected to get administrative experience in the provinces.
Always a more popular figure within the party, Ms Gillard had the numbers to beat him.
The Telegraph's columnist Peter Oborne argues that years later, the same divisions exist within the party.
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Over and above the support of the candidate, the governors are raising their profile within the party.
According to Simon Hughes, deputy leader of the Liberal Democrats, the politician commanded huge affection within the party.
Mr Farron praised Nick Clegg as a good leader and said he was "very popular" within the party.
However, a rising star within the party, Secretary of State Alison Lundergan Grimes, hasn't ruled the race out.
Its relevance as a prediction of grassroots strength within the party has waned over the last few years.
My guess is that this will be the last time Palocci is in a top position within the Party.
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Moreover, point out some of Mr Blair's advisers, the unions' power within the party has already been vastly reduced.
So will there be a backlash against Nick Clegg from within the party?
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"The session will continue tomorrow morning because of additional consultations within the party and with the international community, " he said.
Influential people within the party machine had been dismayed by what they saw as Mr Duncan Smith's pettiness and insecurity.
There's one other difficulty facing the Lib Dems in particular - an argument within the party about how it recovers.
Splits within the party already apparent when Labour was last in power had burst into the open more violently in opposition.
The new UMP leader insisted reconciliation within the party would be "easy and natural", according to the centre-right newspaper Le Figaro.
If she has still not been elected chancellor by then, critics and rivals within the party might switch from support to attack.
Both are potential challengers for Mr. Najib's position, so it's no coincidence that his policies have been undermined from within the party.
The bill will face at least some resistance from within the party.
It is also true that the old divisions within the party surfaced.
Nor will the pressures for immobility come only from within the party.
His chief foe within the party is Ichiro Ozawa, who has cast a longer political shadow over the past two decades than anyone.
So some within the party argue that Mr Clegg should oppose the Communications Data bill to reaffirm the Liberal Democrats' civil liberties' credentials.
By the time of the 2004 general election, he was well enough placed within the party to challenge Mr Papandreou after the Socialist defeat.
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