Last weekend, the United States handed over responsibility for enforcing the no-flight zone to NATO.
Around a month ago the Americans handed over responsibility for security in Najaf to the Iraqis.
Ms Rousseff has largely handed over responsibility for the economy to the finance minister, Joaquim Levy, and political negotiations to the vice-president, Michel Temer.
There will be further opportunities to see how the dynamics of management work now that Andy Flower has handed over responsibility for England's limited-overs cricket to Ashley Giles.
Since Rhaune Laslett handed over responsibility for the carnival, the primary body organising the event has split, reinvented itself, then split again several times.
In another example of changing priorities, in March the UN's refugee agency, UNHCR, handed over responsibility for IDP coordination to Ocha.
Australia had initially handed over responsibility for the search to the Indonesian search-and-rescue authority, Basarnas, which stopped looking for survivors Wednesday after failing to find any during its initial sweep.
On 1 April, the Department for Environment, Food and Rural Affairs (Defra) handed over responsibility for reporting air pollution to the Met Office, a move welcomed by Alan Andrews at the environmental law firm ClientEarth.
With a warning there are limits to the extent to which inflation at above the government's 2% target can be tolerated, the MPC has handed over responsibility for supporting the economy to Philip Hammond at the Treasury.
Far to the north, the Iranian refugees at Camp Ashraf have been a renewed source of concern ever since American forces handed over responsibility for the camp's protection to the Iraqi Army on Jan . 1
