A greater focus on pilotless armed drones as an instrument of war by the United States and its allies raises questions of political cost as well as law and morality.
The United States's political-military strategy for drawdown in Afghanistan is in trouble, even as Washington is tempted by increased high-tech military engagement in other theatres of war.
The idea of recording, identifying and acknowledging each individual victim of armed conflict - and holding to account those responsible - extends the principles underlying the laws of war.
There is intense rethinking in the Pentagon about the “war on terror”. The outcome of the Libyan conflict will reinforce its principal trends.
What are the principal lessons of the ten years of war since the 11 September 2001 attacks? Paul Rogers, whose first openDemocracy column was published a few days after 9/11, responds to three questions.
A series of incidents in Nigeria, Algeria, Iraq and Pakistan signals the transnational capacity of al-Qaida-type networks. Within this pattern, Nigeria holds a lesson for the Arab awakening.
The growth of the Boko Haram armed movement in Nigeria illustrates the capacity of modern Islamist groups to diversify and make an effective impact - aided by the local state's response.
The United States remains embroiled in conflict in Afghanistan and Iraq. The outcome of the current presidential-election campaign will determine whether it can escape another decade of war.
An explosion of unrest and looting by young people that began in London and spread to other cities is a particular case of a global pattern with shared roots.
Both regional weather disasters and global climate trends present compelling arguments for political and economic action on a systemic scale. But the obstacles to this remain formidable.
Israel seeks to ensure its invulnerability via a strong focus on missile defence. But the search for an “iron dome” to protect the country is an evasion of its true interest.
The severe drought across much of east Africa is a human emergency that requires urgent attention. It also signals a global crisis: the convergence of inequality, food insecurity and climate change.