After 1340, when the battle of Río Salado settled the question of the straits in Castile's favour, Granada adopted a policy of isolation, taking advantage of any propitious circumstance to strengthen its land frontiers.
Intervention required an unlikely combination of propitious circumstances on the ground, political will in world capitals, and a kind of moral legitimacy that was able to override the self-serving objections of ethnically or economically interested parties.
And his family's never very propitious circumstances received a blow when, after the war, his father was imprisoned for his fascist sympathies.
Second, natural disasters arguably lead to population displacement, formation of camps, overcrowding, and therefore, propitious circumstances for an epidemic.
In less propitious circumstances, voters might have hesitated before voting for a measure to cap immigration that Swiss business recognises has delivered wealth-generating skills and substantial economic benefits.
And in the small, low-ceilinged rooms of the Brontë Parsonage Museum, with its scant collection of childhood toys, I found a model for the way writerly selves can be forged from less than propitious circumstances.
Propitious circumstances for the opposition, you might think.Apparently not.
Moderate suburban voters do not see the world as liberals do, even in the most propitious circumstances, and never will.
Their current weapon of necessity is terrorism but, given propitious circumstances, they can work through the ballot box as well.
Since light is a form of electromagnetic radiation it will, if the circumstances are propitious, induce an electric field in a dielectric material, and thus interact with that material.The task Mr Yanik and Dr Fan set themselves was to design appropriately propitious circumstances.
His previous invasions have coincided with Olympic Games, a time when the international community is distracted or on holiday - Georgia in 2008 after Beijing, and Ukraine in 2014 (after the Winter Games in Sochi. There are other propitious circumstances this summer.
