I was thinking over the relations for all the nations and I had come up with this:
<b>Bartolomeu quest 1660-1670:</b>
ENGLAND - HOLLAND <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
FRANCE - HOLLAND <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
PORTUGAL - HOLLAND<!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro--> hostile<!--colorc--></span><!--/colorc--> (since the Dutch kept stealing colonies from the Portugese)
SPAIN - ENGLAND, FRANCE, HOLLAND, PORTUGAL, PIRATES <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
ENGLAND - FRANCE <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc-->
PIRATES - ENGLAND <!--coloro:#FF8C00--><span style="color:#FF8C00"><!--/coloro-->neutral<!--colorc--></span><!--/colorc--> (friendly perhaps?) most of the pirates were buccaneers and those only attacked the Spanish, the English used them for in their own fleets!
PIRATES - FRANCE, HOLLAND, PORTUGAL <!--coloro:#FF8C00--><span style="color:#FF8C00"><!--/coloro-->wary/neutral<!--colorc--></span><!--/colorc-->
<b>Nathiel Hawk quest 1690-1700</b>
ENGLAND - HOLLAND <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc--> (England was ruled by the Stadholder of the Netherlands)
FRANCE - HOLLAND, SPAIN, ENGLAND, PORTUGAL <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc--> (Nine Years War)
PORTUGAL - SPAIN, HOLLAND, ENGLAND <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc--> (Grande Alliance)
PIRATES - SPAIN, HOLLAND, ENGLAND, FRANCE, PORTUGAL <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc--> (buccaneers were pirates now and they turned against everybody)
<b>Jack Sparrow quest 1740-1750</b>
ENGLAND - HOLLAND <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc--> (War of Austrian Succesion)
SPAIN - FRANCE <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc--> (War of Austrian Succesion)
FRANCE - HOLLAND, ENGLAND <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc--> (War of Austrian Succesion)
SPAIN - HOLLAND, ENGLAND <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc--> (War of Austrian Succesion)
PORTUGAL - HOLLAND, FRANCE, ENGLAND, SPAIN <!--coloro:#FF8C00--><span style="color:#FF8C00"><!--/coloro-->neutral<!--colorc--></span><!--/colorc-->
PIRATES - SPAIN, HOLLAND, ENGLAND FRANCE, PORTUGAL <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
<b>Jack Aubrey quest 1775-1785</b>
ENGLAND - USA, HOLLAND, SPAIN, FRANCE, PORTUGAL <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc--> War of Independence
HOLLAND - SPAIN, FRANCE, PORTUGAL, USA <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc-->
PIRATES - USA <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc--> (Most of the navy were freebooters)
PIRATES - SPAIN, FRANCE, ENGLAND, PORTUGAL <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
<b>Hornblower quest 1790 - 1805</b>
ENGLAND - FRANCE, SPAIN <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
FRANCE - SPAIN <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc-->
FRANCE - HOLLAND <!--coloro:#FF8C00--><span style="color:#FF8C00"><!--/coloro-->neutral<!--colorc--></span><!--/colorc--> if we use the time before 1795, it should be hostile, after that Holland was a French Province
FRANCE - PORTUGAL <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
FRANCE - USA <!--coloro:#FF8C00--><span style="color:#FF8C00"><!--/coloro-->neutral<!--colorc--></span><!--/colorc-->
ENGLAND - HOLLAND (before 1795) <!--coloro:#2E8B57--><span style="color:#2E8B57"><!--/coloro-->friendly<!--colorc--></span><!--/colorc--> (after) <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
PIRATES - to everyone <!--coloro:#FF0000--><span style="color:#FF0000"><!--/coloro-->hostile<!--colorc--></span><!--/colorc-->
I didn't do any relations for the Beatrice quest, since it starts in 1550, but I like to put it in 1718 (since in the quest, Jamaica is English)
Someone correct me if I am wrong (especially on those US relations)