With a second hung Parliament possible after next May's general election Ms Wood outlined the sort of conditions Plaid Cymru might set in talks to form the next government.
This did not occur, however, and in the general election, Brown defeated Wood by a vote of 144,168 to 116,087.
Before the election, polling put Leanne Wood as the most popular leader in Wales.
Plaid Cymru MPs could help decide who takes power after next year's general election, party leader Leanne Wood has told its conference in Llangollen.
Approximately 16percentt of the shareholders opposed Wood's election in 2014 due to concerns about his independence.
A low turnout will challenge Plaid Cymru's efforts to keep its seat in the European Parliament in May's elections, party leader Leanne Wood has said.
In her second annual conference speech since being elected party leader, Ms Wood said Plaid would recruit 1,000 extra doctors if it won the assembly election in 2016.
The former secretary of state has maintained a low profile since the election, enjoying hikes in the woods near her home in Chappaqua, New York.
Plaid Cymru conference: Leanne Wood on 2016 elections.
As this election year dawns, here's touching wood that Ed Miliband, if he is given the chance, fails to replicate his Bizarro World alter ego in that.
