He ended his period of historical painting at the same time.
There was doubt about whether the election would end a period of political instability.
The memorial "ended a 10-year period when no one wanted to talk about the war or even admit we were there," he said.
Nigeria is under strong internal and international pressure to end a long period of corrupt military rule.
Those deaths ended a period, from 1988 to 1993, when no more than two city firefighters were killed on duty in any year.
The agreement appeared to end a period of tension between the two countries over where the immigrants would be settled.
The bombings last fall ended a long period without large-scale attacks.
The bill will end a long, frustrating period in which no one has really been answerable for the city schools' quality.
Federal officials said the changes could end a long period of decline in environmental enforcement in the state.
In September 2011, it was announced that the plant would end its period of idling.