An alliance system has been added which allows purchase of units from any allied country.

The pact was the result of a determined American effort to avoid involvement in the European alliance system.

Such numbers would, however, imply broad-ranging political alliance systems, which the majority of scholars do not consider likely for the 8th century BC.

Historians continue to debate the importance of the alliance system in igniting the Great War.

As faith in the League declined, some called for a new alliance system - and a new Government - to stand up to fascist aggression.

To do so, we developed alliance systems with other airlines, especially with Delta, something we'd previously been reluctant to do.

'Don't create the bloc phenomenon of the old alliance system.'

The Eisenhower administration attempted to formalize its alliance system through a series of pacts.

He focuses, in particular, on the difference between multi-polar and bi-polar alliance systems.

Those plans are already losing customers to managed care networks, and under the alliance system, economists say, most would have to leave the business entirely.