What's the difference between enmity and unfriendship?

Enmity

Definition:

(n.) The quality of being an enemy; hostile or unfriendly disposition.
(n.) A state of opposition; hostility.

Example Sentences:

(1) By any measure Poland’s recent history is one of triumph It was a war that was as much personal as it was political, with enmities that had been stewing for a decade erupting as the lid of communist rule was lifted.
(2) Their mutual enmity toward the West would in the end triumph over any scruples of that nature, as we see graphically in Iraq today.
(3) When my enemies read this book, they will know that you know.” Red Notice: How I Became Putin’s No.1 Enemy is published on 5 February by Transworld Out in the cold: Vladimir Putin’s biggest enemies 1 Barack Obama Putin’s enmity towards Obama is ideological rather than personal.
(4) It’s an incredibly scary feeling when you’re exposed to anyone’s raw feelings and enmity.
(5) This travel ban will instigate enmity and grudge between the two nations,” he said.
(6) Cameron's move promptly earned him the enmity of the centre-right powerbrokers in the EU, notably Angela Merkel, the German chancellor.
(7) The sectarian enmity that festered during the war years has been reignited by the war in Syria, which pitches a Sunni majority against an Alawite minority with links to Shia Islam .
(8) The ayatollah offered his gift as a "symbolic action to serve as a reminder of the importance of valuing human beings, of peaceful coexistence, of cooperation and mutual support, and avoidance of hatred, enmity and blind religious prejudice".
(9) His dalliance during the 1990s with Sudan's president Omar al-Bashir has left a lasting enmity with many leaders in the Dinka community, South Sudan's largest tribe, from which Kiir hails.
(10) The Polish PM added: “Some leaders in Europe believe that everything and anything can be bought with money and I said that that is not our opinion last night.” Facebook Twitter Pinterest Tusk to Polish government: ‘Be careful of the bridges you burn’ Szydło, whose rightwing Eurosceptic Law and Justice party has nursed a long and bitter enmity with Tusk , nominated a rival candidate for European council president but did not receive any support from the rest of the EU.
(11) The normalisation of diplomatic relations between the US and Cuba ends decades of enmity that reached their nadir of at the height of the cold war.
(12) In her latest book, Family Breakdown: Helping Children to Hang on to Both Parents , to be published in June, she advocates two enmity-free households, working together, to make the best of a bad job for children when their parents opt to go their separate ways.
(13) He shared his mentor's foreign policy goals and his enmity of Islamists.
(14) For years on both sides of the ocean, groups of hardliners have tried to present to their people unrealistic and fearful images of various nations and cultures in order to turn their differences into disagreements, their disagreements into enmities and their enmities into fears,” he said in a statement in the New York Times .
(15) There's the enmity between husband and wife flung together in a loveless marriage expressed in a series of caustic asides to the audience, and the idiocy of Lord Are, who bears all the hallmarks of the fops Restoration audiences loved to laugh at.
(16) I entered Germany with a feeling of enmity, disgust at what they’d done during the war, but I soon realised they were no different to any other nation.
(17) You can't overstate the enmity between the two parties, and Gordon Brown has personally devoted much of his political career trying to beat the nationalists into the ground.
(18) Erdoğan, speaking in the eastern city of Gaziantep, said that a ground operation was needed to defeat Isis – sidestepping accusations that he is unwilling to allow Kurds in Turkey to help their embattled kinfolk in Syria or to deploy the army across the border to fight Isis because of the country’s historic enmity towards Kurdish separatists – in addition to ongoing peace negotiations with them.
(19) But Seagal’s outspoken support for Putin and his policies have earned the enmity of the Ukrainian authorities.
(20) Explaining the motives for stirring up old enmities, Cercas tells the old man: “I just want to talk to you for a while, so I can tell what really happened, or your version of what happened.