Misc: Name Ronald Reagan's first wife.?

Questions

in honour if johan vaaler, inventor of the paper clip, a 221/2 paper clip was erected in---------- , norway?

in honour if ---------- vaaler, inventor of the paper clip, a 221/2 paper clip was erected in oslo, norway?

in ---------- exists a tribe of tall white people whose parrots are a warning sign against intruders?

in irian jaya exists a tribe of tall white people whose ---------- are a warning sign against intruders?

in paris, the mcdonalds big 'm' is the only one in the world that is---------- , rather than yellow, it was thought that yellow was too tacky?