The <a href="https://en.wikipedia.org/wiki/Anglo-Irish_Agreement" id="mwAR4" rel="mw:WikiLink" title="Anglo-Irish Agreement">Anglo-Irish Agreement</a> is signed at <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Hillsborough,_County_Down" id="mwAR8" rel="mw:WikiLink" title="Hillsborough, County Down">Hillsborough Castle</a> by <a href="https://en.wikipedia.org/wiki/Prime_Minister_of_the_United_Kingdom" id="mwASA" rel="mw:WikiLink" title="Prime Minister of the United Kingdom">British Prime Minister</a> <a href="https://en.wikipedia.org/wiki/Margaret_Thatcher" id="mwASE" rel="mw:WikiLink" title="Margaret Thatcher">Margaret Thatcher</a> and Irish <a href="https://en.wikipedia.org/wiki/Taoiseach" id="mwASI" rel="mw:WikiLink" title="Taoiseach">Taoiseach</a> <a href="https://en.wikipedia.org/wiki/Garret_FitzGerald" id="mwASM" rel="mw:WikiLink" title="Garret FitzGerald">Garret FitzGerald</a>.