Between 20 and 30 guerrillas drowned, said a ministry spokesman.
It has 10 centers across Iraq, which hold 7,500 detainees, and an additional 7 are expected to be built, a ministry spokesman said.
A ministry spokesman said the agreement offered new opportunities for the oil and gas industry in the northern regions.
But a ministry spokesman said special measures have not been taken yet at airports and train stations.
"We are against any form of dual recognition," a Chinese foreign ministry spokesman said.
A Russian foreign ministry spokesman earlier reported the killings but said eight and not 11 soldiers died.
They will not be officially announced until he has had time to convey them to his Government, a ministry spokesman said.
A ministry spokesman would confirm only that an investigation was under way.
The ministry spokesman said the new plan was nothing more than a response to the fact that traditional sources of financing have fallen short.
India's foreign ministry spokesman expressed outrage and anger felt in the country.