The phrase "further concessions" means additional compromises or promises made in a negotiation or dispute to meet the other party's demands in order to reach an agreement. Full definition
A further mark of government desperation came when minister made further concessions today, with the promise of a compensation deal for suspects held but not charged. (politics.co.uk)
While the government dollars may save jobs for a while, eventually the same pressures will lead companies to ask for further concessions. (reviewcanada.ca)
The Department of Health has made a series of further concessions in a bid to rescue its embattled NHS reforms, but opponents appear unimpressed by the changes. (politics.co.uk)