Problem: In 1858, the French emperor Napoleon III successfully gained the possession, in the name of the French government, of Longwood House and the lands around it, last residence of Napoleon I (who died there in 1821). It is still French property, administered by a French representative and under the authority of the French Ministry of Foreign Affairs.
Who has authority over Longwood house?
The answer is the following: French Ministry of Foreign Affairs

Problem: Some types of residential elevators do not use a traditional elevator shaft, machine room, and elevator hoistway. This allows an elevator to be installed where a traditional elevator may not fit, and simplifies installation. The ASME board first approved machine-room-less systems in a revision of the ASME A17.1 in 2007. Machine-room-less elevators have been available commercially since the mid 1990s, however cost and overall size prevented their adoption to the residential elevator market until around 2010.
This decision reflected a revision of what?
The answer is the following: the ASME A17.1

Problem: The oldest evidence of burial customs in the Horn of Africa comes from cemeteries in Somalia dating back to 4th millennium BC. The stone implements from the Jalelo site in northern Somalia are said to be the most important link in evidence of the universality in palaeolithic times between the East and the West.
From what millennium do the oldest cemeteries in the Horn of Africa date?
The answer is the following: 4th millennium BC

Problem: Goodluck Jonathan served as Nigeria's president till 16 April 2011, when a new presidential election in Nigeria was conducted. Jonathan of the PDP was declared the winner on 19 April 2011, having won the election with a total of 22,495,187 of the 39,469,484 votes cast, to stand ahead of Muhammadu Buhari from the main opposition party, the Congress for Progressive Change (CPC), which won 12,214,853 of the total votes cast. The international media reported the elections as having run smoothly with relatively little violence or voter fraud, in contrast to previous elections.
Who won the 2011 election?
The answer is the following:
Goodluck Jonathan