A majority of MPs voted for the war.
He showed his power by mobilizing a majority of MPs against the Peerage Bill in 1719.
Mr Cem would find it difficult to secure the backing of a majority of MPs.
Even then, it is not clear that a majority of MPs will back such an outcome.
But on Tuesday a majority of MPs voted for a new approach.
However, this is in practice only achievable by governments because it requires a majority of MPs present.
"Whichever path we go down, the key to success is having a majority of MPs who support marriage equality.
The most likely alternative is a permanent customs union, which could get the backing of a majority of MPs.
In last night's indicative votes in parliament, no alternative gained the support of a majority of MPs.
A coalition of some kind – or a minority government, rule by a party that does not have a majority of MPs – seems likely again this year.
Whips in the three main parties believe a majority of MPs would support bombing in Iraq but are unsure about securing backing for action in Syria.
