e and -backed rebels in eastern e accused each other on Thursday of violating a ceasefire as tensions between the two neighboring countries escalated amid warnings from the West that could invade e any day now. Each side is accusing the other of provocation, just two days after said on Tuesday that some troops are returning to bases, which the market interpreted as a possible sign of de-escalation of the tension. The build-up of the n military along the border with e has rattled energy markets,...