I use the past tense because...
...the countries most directly affected by the past policy of Manifest Destiny are currently US allies. (As if they had a realistic choice about it...)
Cheers,
Ben
"Career politicians are inherently untrustworthy; if it spends its life buzzing around the outhouse, it\ufffds probably a fly."
- [link|http://www.nationalinterest.org/issues/58/Mead.html|Walter Mead]